Conversion Calculations Pretest

This pretest contains questions on making conversions between the metric and American (English) systems of measurement. Because the focus is on doing the conversion calculations, rather than on memorizing the conversion factors, needed relationships are given here.

1 kg = 2.20 lb
1 inch = 2.54 cm

1. 5.5 lb = ?

a.   2.5 kg
b.   3.3 kg
c.   4.8 kg
d.   7.7 kg
e.   12. kg

2. 5.5 kg = ?

a.   2.3 lb
b.   3.3 lb
c.   4.8 lb
d.   7.7 lb
e.   12. lb

3. How many inches are there in 12 centimeters?

a.   0.047 inches
b.   0.30 inches
c.   4.7 inches
d.   15. inches
e.   30. inches

4. How many inches are there in 12 meters?

a.   4.7 x 10^-2 inches
b.   3.0 x 10^-1 inches
c.   4.7 inches
d.   4.7 x 10² inches
e.   3.0 x 10³ inches

5. How many meters is 0.22 inches?

a.   0.00087 m
b.   0.0056 m
c.   0.087 m
d.   0.56 m
e.   8.7 m
f.   56. m

Answers

1. a. 2.5 kg

2. e. 12. lb

3. c. 4.7 inches

4. d. 4.7 x 10² inches

5. b. 0.0056 m

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E-mail instructor: Eden Francis