Translate to an equation and solve.21 is 7% of what number?
A. 30
B. 300
C. 3,000
D. 147
Answer: B
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Supply the missing numbers. Round decimals to the nearest thousandth and percents to the nearest tenth of a percent.fractiondecimalpercent?0.8
A. 
80%
B. 
8%
C. 
8%
D. 
80%
Graph the given parabola.y = -x2 - 4x + 5
A. 
B. 
C. 
D. 
Solve the problem.A company determines that its marginal revenue per day is given by src="https://sciemce.com/media/4/ppg__tgdgf0603191710__f1q143g6.jpg" alt="" style="vertical-align: -4.0px;" /> in dollars, on the tth day. Find the total profit from 
where 
in dollars, on the tth day. The company's marginal cost per day is given by 
, where 
to 
(the first 5 days). Round to the nearest dollar.Note: 
A. $14,038
B. $14,045
C. $14,145
D. $14,049
Find the product.(3m + 8)2
A. 9m2 + 64 B. 3m2 + 64 C. 3m2 + 48m + 64 D. 9m2 + 48m + 64