Solve.The weight of a body above the surface of the earth varies inversely as the square of its distance from the center of the earth. What is the effect on the weight when the distance is multiplied by 2?
A. The weight is divided by 4.
B. The weight is multiplied by 4.
C. The weight is multiplied by 2.
D. The weight is divided by 2.
Answer: A
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Provide an appropriate response.Convert 8 gallons to quarts using a conversion factor.
A. 2 quarts B. 16 quarts C. 4 quarts D. 32 quarts E. none of the above
Body surface area (BSA) is often used to calculate dosages for some drugs. BSA is calculated in square meters using a person's weight and height.BSA = 
Suppose an adult whose height is 70 in. and weight is 68 kg is to receive a drug that has a recommended dosage range of 10-12 mg per square meter. Find the dosage range for this adult. Round to the nearest hundredth, if necessary.
A. 7.21 mg - 8.66 mg B. 183.26 mg - 219.91 mg C. 18.33 mg - 21.99 mg D. 11.5 mg - 13.8 mg
Find the solution set of the system.
?
?
A. ?
B. ?
C. ?
D. ?
Solve and write interval notation for the solution set. Then graph the solution set.14 ? 
x + 5 < 23
A. (7, 14]
B. [7, 8)
C. [7, 14)
D. (7, 8]