Express the statement as an equation involving the indicated variables.The surface area S of a sphere is 4 times ? times the square of the radius r.
A. S = 4? 
B. S = 4?r2
C. S = ?r2
D. S = 4?r
Answer: B
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Simplify the expression.-(-(-(-12)))
A. -1 B. 0 C. 12 D. -12
Find factors or multiples as indicated for the number or numbers given.List the first 5 multiples of 7 starting with 0 ? 7 = 0
A. 0 ? 7 = 7; 1 ? 7 = 7; 2 ? 7 = 14; 3 ? 7 = 21; 4 ? 7 = 28; 5 ? 7 = 35 B. 0 ? 7 = 0; 1 ? 7 = 7; 2 ? 7 = 14; 3 ? 7 = 21; 4 ? 7 = 28; 5 ? 7 = 35 C. 0 ? 7 = 0; 1 ? 7 = 8; 2 ? 7 = 9; 3 ? 7 = 10; 4 ? 7 = 11; 5 ? 7 = 12 D. 1 ? 7 = 7; 2 ? 7 = 14; 3 ? 7 = 21; 4 ? 7 = 28; 5 ? 7 = 35
Solve the problem.At State University, 57% of the students are female. Express this percent as a decimal.
A. 0.57 B. 0.0057 C. 0.057 D. 57
Solve the problem.How many different 10-letter words (real or imaginary) can be formed from the letters in the word LITERATURE?
A. 45,360 B. 3,628,800 C. 907,200 D. 453,600