Page 446 - Basic College Mathematics with Early Integers

S E C T I O N 5.7 I CONVERSIONS BETWEEN THE U.S. AND METRIC SYSTEMS 423

59. A child whose height is 40 in. and weight is 50 kg. 60. A child whose height is 26 in. and weight is 13 kg.
(Hint: Don’t forget to first convert inches to
centimeters.)

61. An adult whose height is 60 in. and weight is 150 lb. 62. An adult whose height is 69 in. and weight is
172 lb.

Solve.

63. Suppose the adult from Exercise 57 is to receive a 64. Suppose the child from Exercise 60 is to receive a
drug that has a recommended dosage range of drug that has a recommended dosage of 30 mg per
10–12 mg per sq meter. Find the dosage range for sq meter. Find the dosage for the child.
the adult.

65. A handball court is a rectangle that measures 66. A backpack measures 16 inches by 13 inches by
20 meters by 40 meters. Find its area in square 5 inches. Find the volume of a box with these
meters and square feet. dimensions. Find the volume in cubic inches and
cubic centimeters. Round the cubic centimeters
to the nearest whole cubic centimeter.