Juanita’s average monthly expense for gasoline was $180. After joining a carpool, she was able to reduce the expense by 16.00%.

a. What was the amount of decrease?
b. What is Juanita’s average monthly gasoline bill now?
(Round the answer to two decimal places.)
A) a.$8.89
b.$151.20
B) a.$28.80
b.$151.20
C) a.$151.20
b.$38.80
D) a.$18.89
b.$38.80
E) a.$8.89
b.$18.80

B) a.$28.80
b.$151.20

Mathematics

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Answer the question.Suppose that of the total amount collected in taxes by the U.S. government, 25% of it comes from families with incomes greater than $200,000. If taxes are increased by 5% across the board, which of the following statements will be true?

A. A family with an income greater than $200,000 will have to pay 25% more in taxes. B. 25% of the additional revenue collected by the government will come from families with incomes greater than $200,000. C. 5% of the additional revenue will come from each income group. D. The total amount collected from families with incomes greater than $200,000 will increase by 25%.

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Mathematics