Solve the problem.The price p (in dollars) and the quantity x sold of a certain product obey the demand equation p = -5x + 120, 0 ? x ? 24.What price should the company charge to maximize revenue?
A. $6
B. $12
C. $18
D. $14.4
Answer: B
Mathematics
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Fill in the blank with one of the words or phrases listed below.
The 20 above is called the 
.
A. addend B. difference C. minuend D. subtrahend
Mathematics
Simplify.
+ 
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Juan experiments to see which of two drugs helps keep lab mice from rejecting transplanted organs longer. He administers the drug to mice raised in similar conditions and measures the time, in weeks, as follows. Which drug is better? Drug X Drug YNo. Weeks Before RejectionNo. Weeks Before Rejection7.24 5.96 4.27 4.11 8.84 4.27 4.27 5.968.84?7.17?8.74?8.84?4.27?7.17?4.11?7.245.96?4.27?6.63?5.96?4.11?5.96?8.74?6.63
A. Drug X B. Drug Y
Mathematics
Match the function with its graph.f(x) = 
A. 
B. 
C. 
D. 
Mathematics