Solve.40 is what percent of 32?
A. 130%
B. 1.25%
C. 80%
D. 125%
Answer: D
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Solve the problem.Jason bought x rose plants and y sunflower plants for his garden. Rose plants cost $10 each, and sunflower plants cost $15 each. If his spending limit was $300, write an inequality to show the possible combinations of rose plants and sunflower plants he could have bought. Do not solve the inequality.
A. 10x + 15y ? 300 B. 10x + 15y ? 300; C. 15x + 10y ? 300 D. 15x + 10y ? 300
Solve the problem.For a motorcycle traveling at speed v (in mph) when the brakes are applied, the distance d (in feet) required to stop the motorcycle may be approximated by the formula 
Find the instantaneous rate of change of distance with respect to velocity when the speed is 47 mph.
A. 11.4 mph B. 48 mph C. 5.7 mph D. 4.7 mph
The equation in this problem leads to a linear equation. Solve for 
. Because the solution to the linear equation may not be a solution to the original equation, be sure to check the solution in the original equation.
A. x = 4
B. x = 8
C. x =
D. x =
E. no solution
Find all cube roots of the complex number. Leave answers in trigonometric form.-3
+ 3i
A. 
cis 50°, 
cis 170°, 
cis 290°
B. 
cis 70°, 
cis 190°, 
cis 310°
C. 
cis 70°, 
cis 190°, 
cis 310°
D. 
cis 50°, 
cis 170°, 
cis 270°