Quiz about Are YOU Smarter Than an 8th Grader?

Question 1

4. 19 + (-7) =

Accepted Answer

12

Answer

26

Answer

-12

Question 2

5. Carla walked a total of 90 minutes. If she walked a mile every 10 minutes, how many miles did she walk?

Accepted Answer

9 miles

Answer

10 miles

Answer

900 miles

Question 3

6. 45 / (-5) =

Accepted Answer

-9

Answer

5

Answer

-5

Question 4

7. 26 - 37 =

Accepted Answer

-11

Answer

11

Answer

63

Question 5

8. What is 3/8 as a decimal?

Accepted Answer

0.375

Answer

3.8

Answer

.38

Question 6

9. Expand the expression: 2(-x + 4) =

Accepted Answer

-2x+8

Answer

-2x+4

Answer

-2x+6

Question 7

10. The bill for the oven repair was $179. The parts cost $44 and labor was $45per hour. How many hours did it take to repair the oven?

Accepted Answer

3 hours

Answer

4 hours

Answer

5 hours

Question 8

11. Factor the expression: 18x + 6

Accepted Answer

3(6x+2)

Accepted Answer

6(3x+1)

Answer

6(3x)

Question 9

13. Evaluate the expression 2a + b if a = 2 and b = 3.

Accepted Answer

7

Answer

5

Answer

9

Question 10

15. A deli offers a lunch special that comes with soup, and sandwich, and a drink. The soup choices are are chicken noodle or creamy potato; the sandwich choices are ham, turkey, tuna or veggie; and the drink choices are juice, coffee, or tea. How many different lunch specials are in the sample space?

Accepted Answer

24

Answer

72

Answer

27

Answer

9

Question 11

16. Hue wants to buy two necklaces, one for her sister and one for herself. The necklace for her sister costs $43.25, and the necklace for herself costs $26.25. The sales tax on the purchases is 3%. Find the total cost of Hue's purchases, including sales tax.

Accepted Answer

$71.59

Answer

$69.50

Answer

$67.42

Answer

$2.09

Question 12

17. Tell whether the data shows a proportional relationship. If so, identify the constant of proportionality.

Accepted Answer

proportional; k = 3

Answer

proportional; k = 1/3

Answer

not proportional

Answer

proportional; k = 10

Question 13

18. Find the measurement of the missing angle.

Accepted Answer

110

Answer

90

Answer

70

Answer

290

Question 14

Find the volume of a rectangular prism that has a length of 20 cm, a height of 18 cm, and a width of 30 cm.

Accepted Answer

10,800 cm cubed

Answer

68 cm squared

Answer

68 cm

Answer

10,800 cm

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