15) A dose of aspirin of 5.0 mg per kilogram of body weight has been prescribed to reduce the fever of an infant weighing 8.5 pounds. The number of milligrams of aspirin that should be administered is A) 19 mg B) 53 mg C) 1.6 mg D) 5.0 mg E) 0.59 mg 16) An alloy of iron contains 75.0 % iron and 25.0% other elements. How many grams of iron are present in 150. g of the alloy? A) 37.5 g B) 113 g C) 11 300 g D) 3 750 g E) 2.00 g 17) 180. kilometers is equal to how many miles? A) 26.0 miles B) 62.0 miles C) 112. miles D) 180. miles E) 290. miles 18) 3.50 x 10 mL is equal to how many quarts? A) 1.06 qt B) 3.70 qt C) 3.70 10 qt D) 2.00 qt E) 2.00x 10' qt 19) If 5.00 lb of potatoes costs $3.60, how much would 1.30 kilograms of potatoes cost? A) $2.06 B) $10.30 C) $0.43 D) $3.97 E) $0.86 20) If a car travels 23 miles on 1.0 gal of gas, how many liters of gasoline are needed for a 13 mile trip? A) 14 L B) 5.9 gal C) 22 L D) 25 L ) 32 L