Solve the problem.Ron can mow the lawn in two hours more time than Paul. Working together they can mow the lawn in 7 hours. How long does it take each of them working alone? Round your answers to the nearest tenth of an hour, if necessary.
A. Paul: 15.1 hr
Ron: 13.1 hr
B. Paul: 16 hr
Ron: 12 hr
C. Paul: 12 hr
Ron: 16 hr
D. Paul: 13.1 hr
Ron: 15.1 hr
Answer: D
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A. 
B. 
C. 
D. 
Find the general form of the equation for the line with the given properties.Slope = - 
; containing the point (0, 5)
A. 2x + 3y = 15 B. 2x - 3y = 15 C. 3x + 2y = -15 D. 2x + 3y = -15
Write the expression as a single logarithm with coefficient 1. Assume all variables represent positive real numbers with 
and 
.log3 t + log3 s
A. log3 t ? log3 s
B. log3 ts
C. log3 (t + s)
D. log3 
Calculate the area of the region bounded by the graphs of the given equations.y = x3, y = 4x
A. 4 B. 8 C. 16 D. 2