Factor out the greatest common factor.7z - 28
A. 7(z + 4)
B. 4(z - 7)
C. 7(z - 4)
D. 7(z - 28)
Answer: C
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Find the difference. Simplify the result.
- 
A. 
B. 
C. 
D. 
Find the measure of the angle.
?BGA
A. 35° B. 15° C. 40° D. 45°
The volume of a right-circular cylinder of radius r and height h is 
.
?
Suppose the radius and height of the cylinder are changing with respect to time t. At a certain instant of time, the radius and height of the cylinder are 2 and 3 in. and are increasing at the rate of 0.5 and 0.4 in./sec, respectively.
?
How fast is the volume of the cylinder increasing?
What will be an ideal response?
Solve the problem.A set of chairs costs $335. The sales tax is $13.40. What is the sales tax rate and what is the total price paid?
A. 0.4%, $348.40 B. 6%, $348.40 C. 4%, $348.40 D. 5%, $348.40