Solve the problem.A survey of the 9559 vehicles on the campus of State University yielded the following circle graph. 
What percent of the vehicles are hatchbacks?
A. 26%
B. 344%
C. 9%
D. 36%
Answer: D
Mathematics
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Solve the problem. Round your answer, if appropriate.The volume of a sphere is increasing at a rate of 5 cm3/sec. Find the rate of change of its surface area when its volume is 
cm3. (Do not round your answer.)
A. 
cm2/sec
B. 2 cm2/sec
C. 10? cm2/sec
D. 
cm2/sec
Mathematics
Solve the equation.
- 
= 1
A. 3 B. -3, -1 C. 3, -1 D. No solution
Mathematics
Simplify using the product-to-power rule.(rs)8
A. r8s8 B. 8rs C. r9s9 D. rs8
Mathematics
Find the present value of the ordinary annuity.Payments of $68 made quarterly for 10 years at 4% compounded quarterly
A. $2212.41 B. $667.63 C. $1829.38 D. $2232.76
Mathematics