Have vehicles gotten more fuel-efficient over the years? between 1960 and 1999 the size and shape of automobiles in the united states has changed almost annually. The amount of fuel consumed by these vehicles has also changed. The following table describes the average fuel consumption per year per passenger car in gallons of gasoline. Year, t 1960 1970 1980 1990 1995 1997 1998 1999 gallons consumed per passenger car 668 760 576 520 530 538 544 552 determine the average rate of change, in gallons of gas per year, from 1960 and 1999 and then determine what the result means in this situation. A. 0. 33gal/year; the average fuel consumption per year of a passenger car in the u. S. Decreased by a third of a gallon per year. B. 0. 33 gal/year; the average fuel consumption per year of a passenger car in the u. S. Increased by a third of a gallon per year. C. 2. 97 gal/year; the average fuel consumption per year of a passenger car in the u. S. Increased by nearly 3 gal/year. D. -2. 97 gal/year; the average fuel consumption per year of a passenger car in the u. S. Decreased by nearly 3 gal/year.

Answers

Answer 1

The average rate of change, in gallons of gas per year, between 1960 and 1999 is "2.97 gal/year; the average fuel consumption per year of a passenger car in the U.S. increased by nearly 3 gal/year". Thus, the correct answer is C.

 

To calculate the average rate of change, we need to find the difference between the initial and final values and divide it by the number of years between them. In this case, the initial value is 668 gallons consumed per passenger car in 1960, and the final value is 552 gallons consumed per passenger car in 1999. The number of years between them is 39.

The formula we use to find out the average rate of change is:

(final value - initial value) / number of years

So, the average rate of change is:

(552 - 668) / 39 = -2.97

The negative sign indicates that per passenger car fuel consumption has decreased over time. However, the question is asking for the average rate of change, which means the average change in fuel consumption per year. Since the value is negative, it means that the fuel consumption per passenger car per year decreased by 2.97 gallons.

In this case, the result means that the average fuel consumption per year of a passenger car in the U.S. increased by nearly 3 gal/year, meaning that the cars have become less fuel-efficient over time.

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Related Questions

Highlight any four contributions of natural resources towards the economics development of Ghana ​

Answers

Answer:

Timber, gold, diamonds, bauxite, manganese, and oil

Explanation:

All these contribute to making Ghana among the wealthier nations in West Africa

1. PART A: Which of the following best identifies the central idea of
this article?

A: Lewis and Clark set out on their journey with hopes of becoming famous.

B: Lewis and Clark made an important trip west to help create one of the earliest maps of the United States.

C: The only goal of Lewis and Clark‘s journey was to discover the location of the Missouri River and where the River ended.

D: Before they begin their journey, Lewis and Clark used maps of the western United States to decide the best route to take.

Answers

Answer:

The answer is B can if you don't mind can you mark brainlist?? have a good day!!

Explanation:

Before Rosa parks there was Claudette Colvin. Which quote from the text best supports to answer to part A

Answers

The correct answer to this open question is the following.

Unfortunately, you forgot to include the text. Without the text, we do not know what is the information you are talking about. Without the text, we do not know what is the content of part "A."

However, trying to help, we can comment on the following.

The main idea of the text titled "Before Rosa Parks, there was Claudette Colvin" is that Rosa Parks was the African American woman who initiated the peaceful demonstrations and protests in Montgomery, Alabama, and other parts of the South of the United States. She did so when she decided to seat in the white people's seats on the bus. After Rosa Parks was arrested, many protests started in Montgomery.

Claudette Colvin was the first woman that started to disobey the race legislation but was not as famous as Rosa Parks because the members of the movement considered that Parks was a better "face" to lead the movement.

Why did the USSR disallow US help in Poland and Czechoslovakia?

Answers

Answer:

The USSR did not wanted the US to hold power over Poland and Czechoslovakia.

Explanation:

After World War II, Joseph Stalin wanted Communist countries to protect the USSR. By 1950, the Eastern Bloc consisted of many Eastern European countries, including Hungary, Poland, Ukraine, and Czechoslovakia. The Soviet Union intervened militarily in Hungary, Czechoslovakia, and others to hold their power. The USSR rejected the US to help because of political differences. The USSR believed in communism where the US wanted to spread democracy.

Christianity believes that Judaism is false and all Jewish ideals should be ignored.
True or False

Answers

Answer:

I would say false. But I am not 100% sure.

roman aqueduct technology never applied to industrial projects such as hydraulic mining.
True or false

Answers

Answer:

true

Explanation:

Roman Aqueduct technology was at many times applied to industrial projects such as hydraulic mining so the statement is false.

What is Roman Aqueduct technology?

During the previous civilizations, the Roman aqueduct was used as a channel that transported freshwater to areas which were highly populated. The freshwater was then supplied to the cities, which catered to hundreds of public fountains and baths as well.

What is hydraulic mining?

Hydraulic mining is the type of mining that use processes like pressurized water jets that help to clear sediments and dislodge rocks as well.

To learn more about hydraulic mining here:

https://brainly.com/question/13970465

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Which subordinating conjunction best fits the meaning of the sentence below?

He left the party early _______ he realized that none of his friends were coming.
Select one:

if

after

before

until

humanities work

Answers

Answer:

after

Explanation:

After Tacoma’s population exploded in the 1870s, it became a major center for

shipping and railroads.
mining and logging.
trade and manufacturing.
agriculture and industry.

Answers

Answer:

shipping and railroads.

What can you use to test substances for their pH value if you don’t have a strip of litmus paper handy

Answers

Answer:

Q: What can you use to test substances for their pH value if you don't have a strip of litmus paper handy?

A: We can use more neutral substances to test for acidity, such as cabbage juice.

Explanation:

Hope this helps you out! :)

C
When people are united by common history and culture, they belong to a
A state
B. nation
C. territory
D. boundary
Please select the best answer from the choices provided
Ο Α
ОВ
ОС
D
Save and Exit
Nel
Submit
Mark this and return
genuity.com/ContentViewers/AssessmentViewer/Activit..

Answers

Answer:

The answer is B. nation

When people are united by common history and culture, they belong to a nation.

When people are united by the fact that they have a common history and culture they are called a nation.

What is a nation?

These are the people that live in a defined territory. These people are bound by the same laws, the same ways of life and also share in the same ideals.

An example of a nation is the United States of America.

Read more on nations here:

https://brainly.com/question/19454824

Guys help me know what's happening I had 400 points and my points redacted to 100 points I don't know what's going on?​

Answers

Answer:

Explanation:

There must some problem on brainly. You need to give a message to the brainly

Which of the following is a service?
a) Having your taxes calculated
Ob) A car
Oc) A baseball bat
d) A water hose

Answers

a) Having your taxes calculated


Which of the following BEST describes South Carolina's reason for seceding from the Union?

A) They feared that Lincoln was not truly an abolitionist.

B) They knew he favored popular sovereignty.

C) They believed that Lincoln intended to ship more military supplies to Fort Sumter in preparation for an invasion of the South.

D) They did not trust Lincoln to protect the rights of states to permit slavery

Answers

Answer:

A

Explanation:

Not sure

Answer: A


hope this helps!

Based on the map to the right and your knowledge of Global History and Geography, describe the location of the Holy Land.​

Answers

The information related to the map to the right and the knowledge of the global history should be explained below.

What is global history?

It means the various range of research where the interest should be rised up but that should be beyond to the nationalism. As according to the image, we can see that Jerusalem should be located in the western asia also it should be located in the world. Moreover, it should be treated as the small country that should be near to the boundary that lies between the Asia and Africa.

Learn more about history here: https://brainly.com/question/14379018

In Thesis 32, 37 and 45, the word "Indulgences" and "Indulgence Letters" are referenced. Based on the excerpts, what are indulgences/indulgence letters?

Answers

Answer:

Indulgences/indulgence letters

Explanation:

Indulgence issued by Church and given to those who did great work and have penance. Catholic church sold indulgences by stating it reduce the sins of the people. In the Middle Ages, people involved in devoting to Church and God. The reason for selling the indulgences was to raise funds to built St. Peter's Basilica in Rome.

Why was olive oil a valuable trade item for the Greeks?
A.It was easy to transport.
B.It was not produced in many other places.
C.It was considered sacred in Middle Eastern cultures.
D.It was prized by royalty.

Answers

Answer:

d

Explanation:

the oil from the green olive was valuable, and considered luxury

Please if anyone can help!!! 20 points please

Answers

Answer:

A is the best answer

Explanation:

Economic and productivity growth in the United States during the late nineteenth century is explained best by the advancement of technology at the time, represented by innovations like the railroad, the assembly line, electricity, etc.

These innovations were applied by private entrepreneurs in private firms, which lead to a boost in productivity and growth, and which attracted millions of immigrants to the United States during this time, who were seeking better economic opportunities.

which is not a principality affected by the peasant's wars of 1524-1525?
the Thuringian principality
the Bavarian principality
the Hungarian principality
the Swabian principality

Answers

Answer:C

Explanation:

What was the final battle of the American Revolution? *
Saratoga
Trenton
Savannah
Yorktown

Answers

Answer:

Yorktown

Explanation:

ending October 19, 1781 Yorktown Virginia

what was web du bois position on civil rights and equality?

Answers

Answer:W.E.B. Du Bois was born in Massachusetts in 1868. He attended racially integrated elementary and high schools and went off to Fiske College in Tennessee at age 16 on a scholarship. Du Bois completed his formal education at Harvard with a Ph.D. in history.

Du Bois briefly taught at a college in Ohio before he became the director of a major study on the social conditions of blacks in Philadelphia. He concluded from his research that white discrimination was the main reason that kept African Americans from good-paying jobs.

In 1895, black educator Booker T. Washington delivered his famous “Atlanta Address” in which he accepted segregation but wanted African Americans to be part of the South’s economy. Two years later, Du Bois wrote, “We want to be Americans, full-fledged Americans, with all the rights of American citizens.” He envisioned the creation of an elite group of educated black leaders, “The Talented Tenth,” who would lead African Americans in securing equal rights and higher economic standards.

Du Bois attacked Washington’s acceptance of racial segregation, arguing that this only encouraged whites to deny African Americans the right to vote and to undermine black pride and progress. Du Bois also criticized Washington’s approach at the Tuskegee Institute, a school for blacks that Washington founded, as an attempt “to educate black boys and girls simply as servants and underlings.”

Lynchings and riots against blacks led to the formation in 1909 of the National Association for the Advancement of Colored People (NAACP), an organization with a mainly black membership. Except for Du Bois who became the editor of the organization’s journal, The Crisis, the founding board of directors consisted of white civil rights leaders.

The NAACP used publicity, protests, lawsuits, and the editorial pages of The Crisis to attack racial segregation, discrimination, and the lynching of blacks. Booker T. Washington rejected this confrontational approach, but by the time of his death in 1915 his Tuskegee vision had lost influence among many African Americans.

By World War I, Du Bois had become the leading black figure in the United States. But he became disillusioned after the war when white Americans continued to deny black Americans equal political and civil rights. During the Great Depression of the 1930s, Du Bois increasingly advocated socialist solutions to the nation’s economic problems. He also questioned the NAACP’s goal of a racially integrated society. This led to his resignation as editor of The Crisis in 1934.

Du Bois grew increasingly critical of U. S. capitalism and foreign policy. He praised the accomplishments of communism in the Soviet Union. In 1961, he joined the U.S. Communist Party. Shortly afterward, he left the county, renounced his American citizenship, and became a citizen of Ghana in Africa. He died there at age 95 in 1963.

Du Bois never took part in the Civil Rights Movement of the 1950s and 60s, which secured many of the rights that he had fought for during his lifetime.


What is the best way to define the word "want"?
a) Most wants are limited.
b) People will eventually be satisfied with what they have.
c) Wants are unlimited.
8
d) Wants are fixed and do not change.

Answers

Answer:

A) most wants are limited

Explanation:

what is the best way to defined the word want most wants are limited

Solve religion on Esther from the Bible

Answers

Answer:

1.C

2.B

3.A

4.C

5.C

Explanation:

What were characteristics of life in Athens but not in Sparta
(Select all correct answers)
A. Death in battle was considered the highest honor.
B. All citizens would vote on matters of concern to the state.
C. Art was considered a useless pastime.
D. Sea trade was important to the ecomony.
PLEASE HELP!!

Answers

Answer:

B and D

Explanation:

B: Athens was a democracy, Sparta was an oligarchy.

D: because Sparta was inland, they didn't have sea trade. Athens was a coastal city, so they had sea trade.

how are secular ideas and events different from religious ideas and events?

Answers

Answer:

secular ideas

Explanation:

as I think, secular ideas are not biased towards any religion. They are respecting every religion. Yes there is some countries that say that are secular but they are effected with religion. some countries are anti religion and they also say that they are secuar. so here, the definition of secular is different. so if here you mean positive secularism ( positive secuarism is where country respect every religion and treats religion as person's personal thing) then secular ideas are different because they are not biased towards any religion and respect every religion. But there is one more thing — there is secularism of western countries and secularism of my country India. western countries treats religion as person's very personal point, they stay away from religious traditions even if they are wrong but in my country India secularism is different. Indian Constitution allows indian government to interfere religios practices if they are limiting fundamental rights. like in 2017 indian government banned triple talak because it was limiting fundamental rights.

I wish that you will get some knowledge from it.

Based upon your examination of the excerpts of the Treaty of Versailles, did the peace treaty heed Wilson’s warning about “peace forced upon the loser?” Explain.

Answers

Answer:

The correct answer to this open question is the following. The peace treaty heeded Wilson's warning about "peace forced upon the loser. ... That is why he came up with what was known as the "14 Points." It was his idea of peace in Europe

Explanation:

people who lived in the rain forest of the Yucatán Peninsula


I'll give you brainleist​

Answers

the mayans- they inhabited the yucatán peninsula but it was washed by the pacific ocean

Judging from both the chart and the photo, how can you use this document to argue that building the Great Wall was worth the cost?

Answers

Answer:

Yes, construction of great wall of China was worth the cost because it was built for the protection of the people from invasion at that time and the goal was achieved.

Explanation:

This great wall of China is built in order to secure the area from the outside attacks and stop the enemies from entering the state. This wall act as a barrier which protects the Chinese people in many invasion and the enemies are unable to enter the state. So we can say that the building of great wall of China is worth.


Who was the head of the Byzantine Church?

Answers

Answer:

Pope Francis

Explanation:

Answer:

The head of the Byzantine Church was the Ecumenical Patriarch of Constantinople, who not only led the Byzantine (Greek Orthodox) Church, but all Eastern Orthodox Churches. However unlike the Pope, who usually wielded immense political and religious power capable of rivaling Kings and Emperors, the same could not be said about the Ecumenical Patriarch.  More often that not, the Ecumenical Patriarch was appointed by Byzantine Emperors, making them subservient to the head of the Byzantine State. As a result one could say that the Ecumenical Patriarch technically was the head of the Byzantine Church, though his authority could be trumped by Byzantine Emperors.  

Explanation:

how did the bodies of water influence Europe?

Answers

provided water,food,transport and power

Which of the following was not a cause of the Great Migration?
A. Rumors of a life of luxury in the New World
B. A political crisis in England
C. Unemployment in England
D. Religious persecution

Answers

Answer:c

Explanation:

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