Simplify the exponential expression.(x9)-6
A. 
B. - x54
C. -6x54
D. -6x9
Answer: A
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Factor by grouping.
?
A. 
B. 
C. 
D. 
E. 
Set up the general equation from the given statement.The illumination I produced on a surface by a source of light varies directly as the candlepower c of the source and inversely as the square of the distance d between the source and the surface.
A. I = 
B. I = 
C. I = 
D. I = 
Solve the problem. Express answers as a percent rounded to the nearest tenth. Speedy Cleaning Service had a cost of beginning inventory of $40,000, net sales of $248,000, and gross sales of $465,000. Find the beginning inventory percent of net sales and gross sales percent of net sales.
A. beginning inventory percent of net sales: 16.1%, gross sales percent of net sales: 187.5% B. beginning inventory percent of net sales: 61.9%, gross sales percent of net sales: 16.1% C. beginning inventory percent of net sales: 187.5%, gross sales percent of net sales: 16.1% D. beginning inventory percent of net sales: 16.1%, gross sales percent of net sales: 61.9%
Solve the problem.In 1880 the population of a midwest city was 24,000. By 1910 it had grown to 27,000. If it continues to grow at the same rate, what will the population be in 1944? Give your answer to the nearest whole number.
A. 27,401 B. 30,400 C. 30,000 D. 27,001