Solve the equation by extracting square roots.
?

?

A.
B.
C. 17
D.
E.

Answer: B

Mathematics

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Solve the problem.A class consisting of 160 students is given an exam. The first quartile for the scores on the exam is 42. This means that

A. 80 students scored 42 or higher. B. 40 students scored 42 or higher. C. 120 students scored 42 or higher. D. 25 students scored 42 or higher. E. none of these

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Write the number in expanded form.2751

A. 2000 + 700 + 50 + 1 B. 200 + 50 + 7 C. 2,751,000 D. 1000 + 500 + 70 + 2

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Solve.A certain drug comes in 1500-mg pills. How many of these pills do you have to take to get a dosage of half a gram?

A. 4 pills
B.  pill
C.  pill
D. 3 pills

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Write the number as a decimal.9.818 × 10-5

A. -981,800 B. 0.0009818 C. 0.00009818 D. 0.000009818

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Mathematics