Solve the problem.Ellen wishes to mix candy worth $1.16 per pound with candy worth $3.25 per pound to form 33 pounds of a mixture worth $1.98 per pound. How many pounds of the more expensive candy should she use?
A. 22 pounds
B. 13 pounds
C. 18 pounds
D. 20 pounds
Answer: B
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Solve.A mechanic earns $42 per hour. What is his pay if he works 38 hours in one week?
Fill in the blank(s) with the appropriate word(s).
Solve the problem by estimating.The following table shows the number of Mega-Box stores in selected states. Estimate the total number of Mega-Box stores in these states by rounding each value to the nearest ten. 
A. 221 stores B. 220 stores C. 200 stores D. 230 stores
Evaluate the sum.
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Fill in the blank(s) with the appropriate word(s).
Young's Rule for calculating a child's dosage for medication is
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If a 8-year-old child's dose of a particular medication is 14 mg, what is the adult's dose?
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A. 25 mg B. 30 mg C. 35 mg D. 70 mg E. 43 mg