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- 1. Multiple Choice
8.1(7) What is the mean? 28, 40, 42, 50
40
41
42
22
- 2. Multiple Choice
8.2(3,24) What is the range? 65, 30, 20, 80, 20
20
40
60
25
- 3. Multiple Choice
8.3(5,10) There are 16 boys and 12 girls. What fraction of the students are boys?
16/28
8/14
4/7
16/12
- 4. Multiple Choice
8.4(7) Norton drove from 9am to noon and traveled 180 miles. What was his average speed?
60mph
180mph
3mph
30mph
- 5. Multiple Choice
8.5(21) Expand 3(x - 4)
3x-4
3x-12
3____(____x_____-_____4_______)
3x + 12
- 6. Multiple Choice
8.6(15,21) Compare √25 - √16 (__) √(25-16)
>
<
=
?
- 7. Multiple Choice
8.7(10,12) Arrange Greatest to Least: 1.2, 0, 0.12, 1/2, 1, -1/2
1.2, 1, 1/2, 0.12, 0, -1/2
1.2, 1, 0.12, 1/2, 0, -1/2
1.2, 1, -1/2, 0.12, 0, 1/2
-1/2, 1.2, 1, 1/2, 0.12
- 8. Multiple Choice
8.8(20) If two angles of an isosceles triangle are each 42 what is the last angle?
96
94
106
104
- 9. Multiple Choice
8.10(Inv1,20) What is the area of a triangle with a height of 10 and a base of 6?
60 units2
60 units
30 units2
30 units
- 10. Multiple Choice
8.11(Inv2, 20) What is the perimeter of a right triangle with legs of 4 and 3?
7 units
7 units2
12 units
14 units
- 11. Multiple Choice
8.12(21) Simplify: 20 - (15 - 5(4 - 2))
15
5
10
2
- 12. Multiple Choice
8.13(15) Express in exponents x*x*x*y*y*z
x3 * y2 * z
x3 * y3 * z
x2 * y2 * z
xz * yz
- 13. Multiple Choice
8.15(14) Solve: 100= 2x +20
40
30
80
120
- 14. Multiple Choice
8.16(13,14) Solve: 1 - x = 3/4
1/4
-3/4
-1/4
3/4
- 15. Multiple Choice
8.19(24,25) Simplify: (1.4-0.14)/7
0.18
1.8
1.26
0.126
- 16. Multiple Choice
8.20(15,25) Simplify: (0.11)2
0.0121
0.121
1.21
12.1
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