Download Day 20

Math 074: Day 20
Name: __________________________
1. Compute the indicated statistics. Round to the nearest tenth where necessary. SHOW ALL
WORK!
Numbers
Mean
Median
Mode
Range
10, 15, 9, 11, 10
7, 13, 16, 9,10,
13, 9
1 2 1 5
3 , 3 ,2 , 3
3 3 6 6
2. Suppose a bowler scored 180, 212, 193, 240, 232 and 203. What were the mean and median
scores?
1
3. Write out the name of each number in words:
a. 3.015
b. 3.15
c. 0.315
4. Write each number as a fraction or mixed number:
a. 3.015
b. 3.15
c. 0.315
5. Give the place value of the 3 in each of the following numbers:
a. 327.458
b. 527.038
c. 259.31
6. Write each of the following as a decimal number:
a. Thirty-six hundredths
b. Twenty-five ten thousandths
c. Two hundred twenty-two and twenty-two hundredths
For problem #s 7 – 16, fill in the blanks. Use the conversion tables on the front cover of
your book.
7. 75600 sec = ___________ wk
8. 2.5 gal = _________ pt
9. 78 wk = ___________ yr
10.
11. 36 kg = ___________ g
1
mi = _________ yd
2
12. 476,000 mm = __________ km
2
13. 5 in = _____________ cm
14. 1,820,000 g = __________ ton
15. 950 ml = ____________ gal
Round to the nearest hundredth.
16. 5 m = ___________ yd
17. 1.5 milliliters of ink can print 150 pages of text. If you had 78 gallons of ink, how many
pages of text could you print?
18. Find the perimeter and area of:
a.
b.
11 in
12 in
20 cm
8 in
25 cm
17 in
19. Find the circumference and area of: (Use  = 3.14)
a.
b.
22
22 m
8 ft
3
20. Find the area between the rectangles.
3.5 m
2.5 m
2.5 m
3.5 m
1.4 m
6 ½ ft
21. Using the figure at right, find
a. perimeter
2 ft
3 ft
2 ½ ft
b. area
22. Find the volume for each figure. Use   3.14 where necessary. Be sure to include units in
your answer.
a.
2.5 ft
2 ft
3 ft
b.
6 cm
15 cm
4
Additional Practice:
Chapter 4 Review p. 233: #1 – 4
Chapter 4 Test p. 235: #1 – 4
Chapter 7 Review p. 385: #1 – 11, 14, 15, 16, 18 – 23, 25 – 32
Chapter 7 Test p. 387: #1 – 11, 14, 15, 16, 18 – 23, 25 – 32
Chapter 8 Review p. 424: #1 – 21
Chapter 8 Test p. 426: #1 – 21
Chapter 9 Review p. 468: #1 – 6
Chapter 9 Test p. 470: #1 – 6
Answers:
1.
Numbers
Mean
Median
Mode
Range
10, 15, 9, 11, 10
11
10
10
6
7, 13, 16, 9,10, 13,
9
11
10
9 and 13
9
1
2
None
1 2 1 5
3 , 3 ,2 , 3
3 3 6 6
2.
3
1
4
3
1
2
3
The Median score was 207.5, mean score was 210
3a. three and fifteen thousandths
3b. three and fifteen hundredths
3c. three hundred fifteen thousandths
4a. 3
15
3
3
1000
200
4b. 3
15
3
3
100
20
315
63

1000 200
4c.
5a. Hundreds
5b. Hundredths
5c. Tenths
6a. 0.36
6b. 0.0025
6c. 222.22
Note: Answers for #s 7 – 16 will vary depending on how you convert and which conversion
factors you use.
1
1
7.
wk
8.
20 pt
9
10.
880 yd
1 yr
8
2
11.
36,000 g
12.
0.476 km
13.
12.7 cm
14.
2 ton
15.
0.25 gal
16.
5.5 yd
17.
You can print 29,640,000 pages of text with 78 gallons of ink.
18.
a. P = 40 in ; A = 68 square in
b. P = 90 cm ; A = 500 square cm
19.
a. C = 50.24 ft ; A = 200.96 square ft
b. C = 69.08 m ; A = 379.94 square m
20.
8.75 square meters
1
21.
a. 19 ft
b. 15 square ft
2
22
a. 15 ft 3
b. 1695.6 cm3
5