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WorksheetsChapter 14 Practice Set 2 (Problems 1-25)
Total questions: 25
Worksheet time: 50mins
What is the value of 4 65− 3 32 − 1 21 +3 31 ?
3
3 61
5 125
6
2. The table above shows prices for sofa sectionals.
Chandler buys two 41 sections, one 31 section, and h 2 1 sections for a total of $ 4,930. What is the total number of sofas Chandler bought?
1 65
2 31
2 65
3
3. The decimal 0.52 can be expressed as the fraction x13 What is the value of x ?
22
23
24
25
9991751=1.752
4. In the decimal above, 7 is the first digit in the repeating pattern. What is the 186th digit?
1
2
5
7
43(91+31)=
394
81
31
125
94×21+35÷43=
32
81104
922
1769
7. What is 5017 expressed as a decimal?
0.17
0.34
0.51
0.68
8. The decimal 0.38 can be expressed as the fraction 50x . What is the value of x ?
3
19
38
76
9. A 10-gallon water cooler is one-third full. Approximately how many 1-gallon jugs of water are needed to completely fill the cooler?
3
6
7
10. A storage tank has a capacity of 200.8 gallons. Approximately how many half-gallon cartons can be filled from one tank?
401
402
403
11. The school is treating its teachers to bagels for breakfast. The school has 58 teachers. Bagels are packaged 13 in a box. How many full boxes of bagels does the school need to purchase for break-fast if every teacher will receive 1 bagel?
4
5
6
12. The intervals between the tick marks in the number line above are equal. What is the value of point S ?
71
4934
75
13. On the line number above, RS = 1 31 , PS = 4 97 , and PQ = 2 32 . What is the value of Q?
− 926
− 92
917
94
14. On the number line above, GH = 10 51 . What is the position of point H?
15 31
15 32
15 158
15 1511
15. Points A, B, C, and D represent −5, −1, 3, and 7, respectively, on a number line. How many units is the midpoint of AB from the midpoint of CD ?
2
3
5
8
∣5.3 +(−2)∣+∣(−9.1)−3∣=?
−8.8
9.6
15.4
19.4
17. When x=−1 , what is the value of 3 + ∣−x∣∣∣−3x−x2∣∣+6 ?
21
1
1 21
2
18. Three consecutive multiples of 7 have a sum of 84. What is the greatest of these numbers?
21
35
42
19. How many positive odd factors of 48 are greater than 2 and less than 10 ?
2
3
4
20. Which of the following sets contain numbers that are multiples of 3 but are not divisible by 9?
{18, 54, 72}
{90,99,108}
{117, 126, 138}
{144,162,180}
21. A drawer contains n pairs of socks of 3 different colors. One-half of the socks are red. The remaining socks are blue and black. The number of black pairs is equal to the number of blue pairs. What is the probability of choosing a black or red pair at random from the drawer?
41
83
43
{1,2,3,...,167,168,169}
22. How many numbers in the set above have 8 as a factor but do not have 16 as a factor?
21
18
15
11
23. The table above gives the average age of airplanes per airline at Camila’s local airport. By what percent is the number of airlines with an average airplane age of 14 less than the number of airlines with an average airplane age of 11 ?
15%
20%
33%
60%
24. A piece of paper is 5 one-thousandths of a centimeter thick, with an allowable error of 10 percent. What is the greatest allowable thickness of paper?
0.0045 cm
0.0055 cm
0.045 cm
0.055 cm
25. What is the mean age of the 25 students in the table above?
8.2 years old
8.8 years old
9 years old
