Solve the problem. Round to an appropriate number of significant digits.Carole's car averages 13.0 mi/gal in city driving and 25.2 mi/gal in highway driving. If she drove a total of 406.4 mi on 20 gal of gas, how many of the gallons were used for city driving?
A. 8 gal
B. 10 gal
C. 17 gal
D. 12 gal
Answer: A
Mathematics
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Write the first four terms of {an}.an = 
A. -1, - 
, - 
, - 
B. -1, 
, - 
, 
C. 1, 
, 
, 
D. 1, - 
, 
, - 
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Multiply. Change any mixed number to an improper fraction before multiplying.1
? 
A. 
B. 
C. 1
D. 1
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Use the state income tax rate given to find the state withholding tax for the following employee. Round to the nearest cent. 
A. $387.73 B. $3,877.28 C. $38.77 D. $0.01
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Find the probability.A bag contains 8 red marbles, 2 blue marbles, and 1 green marble. What is the probability of choosing a marble that is not blue?
A. 9
B. 
C. 
D. 
Mathematics