8G Chapter 2B Review

Word Problem

100

What are the two factors in a number written in scientific notation?

decimal and power of 10

200

What is the basic unit of mass in metric system?

gram

300

What is 110 inches expressed as a mixed measure?

9ft. 2in.

400

If the height of a redwood tree is 126 yards, what is the height in inches?

4,536 in.

500

During a four-person relay race, the times for the runners were 1 min. 10 sec. What was the relay team's total time for the race?

4 min. 45 sec.

Convert

100

18 tsp to tbsp

6tbsp

200

3.5 cg to hg

0.00035 hg

300

240 sec. to min.

4 min.

400

5 decades to months (use dimensional analysis)

600 months

500

96 pt. to gal. (use dimensional analysis)

12 gal.

Algorithm

100

41 ft. 9in + 20 ft. 3 in. =

62 ft.

200

(20 lb. 7 oz.) (9)=

183 lb. 15 oz.

300

52 bu. 2 pk. minus 38 bu. 3 pk=

13 bu. 3 pk.

400

30 tbsp. 2tsp. divided by 2 =

15 tbsp. 1tsp.

500

16 pt. 1 c. divided by 3 =

5 pt. 1 c.

Scientific Notation

100

Write in scientific notation, 12, 674 =

1.2674 X 10⁴

200

947,367 =

9.47367 X 10⁵

300

0.00452=

4.52 X 10^-3

400

0.35=

3.5 X 10^-1

500

0.00074=

7.4 X 10^-4

Standard Form

100

5.7 X 10⁵ =

570,000

200

2.4 X 10³ =

2,400

300

8.1 X 10⁴ =

81,000

400

6.7 X 10^-3 =

0.0067

500

4.3 X 10^-5 =

0.000043