Solve the problem.Joshua David strings tennis racquets. He is paid $1.50 for each racquet and he is charged $0.75 per rejection. Find his gross earnings for the following work days.?

A. $552.00
B. $530.25
C. $531.75
D. $524.25


Answer: D

Mathematics

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A. 12
B. 6
C. 100
D. 25

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Multiply.(x + 9)(x - 9)

A. x2 - 18 B. x2 - 18x - 81 C. x2 + 18x - 81 D. x2 - 81

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Solve the proportion for the given variable. = 

A. n = 
B. n = 1
C. n = 50
D. n = 5

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The function represents the rate of flow of money in dollars per year. Assume a 10-year period and find the accumulated amount of money flow at t = 10.f(x) = 500 at 3% compounded continuously

A. $5830.98 B. $16,666.67 C. $39,164.31 D. $7871.00

Mathematics