Solve the problem.If the price charged for a bolt is p cents, then x thousand bolts will be sold in a certain hardware store, where 
How many bolts must be sold to maximize revenue?
A. 312 bolts
B. 312 thousand bolts
C. 156 bolts
D. 156 thousand bolts
Answer: D
Mathematics
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Solve the problem.The time T necessary to make an enlargement of a photo negative varies directly as the area A of the enlargement. If 84 seconds are required to make a 3-by-7 enlargement, find the time required for a 6-by-8 enlargement.
A. 288 sec B. 144 sec C. 240 sec D. 192 sec
Mathematics
In 
, m
= 37° and m
= 116°. Find the measure of exterior angle RTV.
What will be an ideal response?
Mathematics
Solve.log3 1 = x
A. 1 B. 3 C. 9 D. 0
Mathematics
Find the amount of each payment needed to accumulate the indicated amount in a sinking fund. Round to the nearest cent.
$8,900, money earns 12% compounded monthly, 3 years
A. $206.57 B. $18.33 C. $2,637.52 D. $2,937.18
Mathematics