Write the decimal as a percent.Mario saved 0.5 of what he earned over the summer. Write this decimal as a percent.
A. 0.5%
B. 0.05%
C. 50%
D. 500%
Answer: C
Mathematics
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Find the derivative.p = 
A. 
= sec q tan q
B. 
= sec2 q + 1
C. 
= - csc q cot q
D. 
= sec2 q
Mathematics
Simplify.(30y + 5) - [-13y2 - (15y - 5)]
A. 13y2 + 45y - 10 B. 13y2 + 15y C. -13y2 + 15y + 10 D. 13y2 + 45y
Mathematics
For the demand function given, find the elasticity at the given price and state whether the demand is elastic, inelastic, or whether it has unit elasticity.q = D(x) = 
; x = 1
A. 
; elastic
B. 1; unit elasticity
C. 
; inelastic
D. 
; inelastic
Mathematics
Use the power rules for exponents to simplify. Write the answer in exponential form.
8
A. 4r8t8 B. 48r8t8 C. 48rt8 D. 48r8t
Mathematics