Measurements System

How many cm are in 7 inches? ( 1 inch = 2.54 cm)

• 17.78 cm

• 21.22 cm

• 22.44 cm

The taxi service charges by the kilometer. If it is 34 miles from the airport to your friend’s house, what is the distance in kilometers?
(1 mile = 1.6 km)

• 53.2

• 12.2

• 54.4

How many pints make a quart?

• 2

• 4

• 6

• 8

A box of 8 identical bags of peanuts weighs 3 pounds. How many ounces does each bag of peanuts weigh?

• 16 ounces

• 48 ounces

• 6 ounces

• 3 ounces

The ​​ (a)   ​ (b)   ​ is a decimal system of measurement, based on powers of 10, that contains units for length, capacity and weight.

• System

• Metric

• U.S. Customary

What is the measuring system based on the meter, liter, and gram as units of length, volume and weight called?

• Imperial System

• The Standard American System

• The Metric System

• Celsius

Place the metric system prefixes in the correct location on the chart.

c

d

e

f

b

a

deci

hecto

centi

kilo

deca

milli

How many inches equals 21.5 centimeters?  (1 in = 2.54 cm)

• 84.6 inches

• 55.1 inches

• 8.46 inches

• 7.8 inches

My car needs 15 gallons of gas, but the German gas station only sells their gas in liters. How many liters are in 15 gallons? (1 liter = 0.7 gallons)

• 14.3 liters

• 21.43 liters

• 80 gallons

• 80 liters

Which unit is the smallest?  

• km

• mm

• m

• cm