Lesson 2: Unit conversion

A typical full-size guitar is 38 inches long. How many centimeters long is it? (1 inch = 2.54 cms)

96.52 cms

How many pints per quart?

2

How many quarts in a gallon?

4

A local hospital recently conducted a blood drive where they collected a total of 80 pints of blood from donors. The hospital was hoping to collect a total of 8 gallons of blood from the drive.

Did they meet their goal? How much more or less than their goal did the hospital collect?

Yes they met their goal and collected 2 extra gallons of blood

How many cups in a quart?

4

List from smallest to biggest: gallons, cups, pints, quarts

Cups, pints, quarts, gallons

How many cups in a pint?

2

How many pints in a gallon?

8

How many inches in a foot?

12

How many grams in a kilogram?

1,000

How many feet in a yard?

3

1 yard = 3 feet, 12 inches = 1 foot. How many inches in one yard?

36

A whitetail deer can run at a maximum speed of 30 miles per hour. (1 mile = 5,280 feet)

Convert the miles to feet

158,400 ft per hour

A whitetail deer can run at a maximum speed of 30 miles per hour. What is a whitetail deer's maximum speed in feet per minute? (1 mile = 5,280 feet)

2,640 ft per minute

Ranjit wants to measure the length of a table, but has no ruler or tape measure. Using what he has at hand, he finds that the table is about as long as 6 unsharpened pencils laid tip to tip. If each unsharpened pencil measures 18 centimeters in length, what is the length of the table, in centimeters?

108

A marble slab in the shape of a right rectangular prism has dimensions of 100 centimeters by 80 centimeters by 5 centimeters. The slab has a density of 2.6 grams per cubic centimeter. What is the mass of the marble slab, in grams?

(Density is mass per unit volume.)

104,000

The Kentucky Derby is a horse race run over a distance of 10 furlongs. The fastest Derby winners complete the race in about 2 minutes. To the nearest tenth of a mile per hour, how fast must a horse run to complete the Derby in 2 minutes? (1 mile = 8 furlongs)

37.5 furlongs

112.5 mg

74.10

If the price of a 7-pound bag of dried black beans is $9.80, how much money is 1 pound?

$1.40 per pound