You must use the conversion factors provided below when solving these problems.

Conversion Factors

1 yd = 3 feet = 36 inches

1 ft = 12 inches

1 mile = 5280 ft

1 m = 100 cm = 1000 mm

1 km = 1000 m

1 mile = 1.6 km

1 yd = 0.9 m

1 in = 2.54 cm

1 lb = 0.45 km

1. The distance from New York City to Los Angeles is 4090 kilometers.

a. What is the distance in miles? (You must use unit fractions. Round to the nearest mile and be sure to include units.)

b. If your car averages 31 miles per gallon, how many gallons of gas can you expect to use driving from New York to Los Angeles? (You must use unit fractions. Round to one decimal place and be sure to include units.)

2. The pediatric dosing of acetaminophen is 10 mg per kg of body weight. What dosage should a 32 lb child receive? (1 kg = 2.2 lbs) (You must use unit fractions. Round to 1 decimal place and be sure to include units.)