Solve the problem.90 hamsters out of a total of 113 hamsters were treated for an illness. What percent of the hamsters were treated for the illness? Round to the nearest whole percent.

A. 1130%
B. 72%
C. 80%
D. 11%


Answer: C

Mathematics

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A. ?
B.
C.
D.  ?  

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Soft drinks have carbonic acid and a hydrogen ion concentration of 0.001. What is the pH of a soft drink?

A. 3.0 B. 1.00 C. 0.001 D. 7.0

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Simplify the expression. If any variables exist, assume that they are positive and write your answer in radical notation. ?  ? 

A. 5
B.
C.
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Use Pascal's triangle to expand the binomial.(b - w)6

A. b6 - 6b5w + 15b4w2 - 20b3w3 + 15b2w4 - 6bw5 + w6 B. b6 - w6 C. b6 - 6b5w - 30b4w2 + 120b3w3 + 360b2w4 - 720bw5 - 720w6 D. b6 - 8b5w + 17b4w2 - 22b3w3 + 17b2w4 - 8bw5 + w6

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