Quiz about Grade 8 Math

Question 1

Kayla made 1/4 of the 24 shots she attempted in the basketball game. How many shots did Kayla make?

Accepted Answer

6

Answer

4

Answer

8

Answer

12

Question 2

A mathematical sentence that contains >, < , > , or <

Accepted Answer

Inequality

Answer

Expression

Answer

Equation

Answer

Unbalanced expressions

Question 3

Evaluate 6p - 3  when p = 2

Accepted Answer

9

Answer

5

Answer

15

Answer

12

Question 4

Which value for "b" would make the inequality true?
b > 32

Accepted Answer

61

Answer

19

Answer

32

Answer

27

Question 5

Simplify the expression.
3(5x - 8)

Accepted Answer

15x - 24

Answer

15x + 24

Answer

15x - 8

Answer

5x- 8

Question 6

For a show, a band will be paid $150 plus $5 for each ticket sold.  Write an equation for their total payment (p) related to the number of tickets they sell (t).

Accepted Answer

p = 150 + 5t

Answer

p = 5 + 150t

Answer

p + 5t = 150

Answer

5t - 150 = p

Question 7

A bag contains 30 pieces of candy. There are 15 grape, 7 cherry, 3 lemon, 5 strawberry. What is the probability of drawing a lemon?

Accepted Answer

1/10

Answer

3

Answer

3/10

Answer

30%

Question 8

A bag has 3 red marbles, 2 blue and 4 yellow. What is the theoretical probability of pulling a red?

Accepted Answer

1/3

Answer

3/10

Answer

3/9

Answer

1/9

Question 9

What is the fraction equivalent of 40%?

Accepted Answer

2/5

Answer

4/100

Answer

2/50

Answer

40/1000

Question 10

A recipe calls for butter and sugar in the ratio 2:3

2:3 . If you're using

6 cups of butter, how many cups of sugar should you use?

Accepted Answer

9

Answer

7

Answer

8

Answer

4.9

Question 11

If there are 5 boys and 7 girls, write the ratio of girls to boys.

Accepted Answer

7 to 5

Answer

5 to 7

Answer

5 to 12

Answer

7 to 12

Question 12

If you have 3 pennies, 4 nickels, and 5 dimes which represents the following ratio: nickels to total number of coins?

Accepted Answer

4:12

Answer

4:5

Answer

3:12

Answer

5:12

Question 13

WITHOUT USING A CALCULATOR, Which of the following is the most reasonable choice for a mean of the following numbers:
14, 4, 16, 4, 9, 20, 1, 2, 6, 5, 11, 4

Accepted Answer

8

Answer

1

Answer

32

Answer

19

Question 14

A data set can have more than one mode.

Accepted Answer

True

Answer

False

Question 15

The mode score on the 6th grade math test was 94! Which of these interpretations is correct?

Accepted Answer

More students received a 94 than any other score

Answer

99 was the highest score on the test.

Answer

No student scored below a 50

Answer

A score of 91 was slightly below average.

Question 16

What is the branch of Mathematics that involves collecting, organizing, analysing and interpreting data is _____________.

Accepted Answer

Statistics

Answer

Algebra

Answer

Geometry

Answer

Trigonometry

Question 17

What graph uses equal widths of rectangles to present data?

Accepted Answer

Bar Graph

Answer

Line Graph

Answer

Pictograph

Answer

Pie Graph

Question 18

Consider the scores of the top 10 qualifiers for a scholarship: 92, 93, 95, 90, 89, 92, 94, 95, 91 and 96. What is the range of the scores?

Accepted Answer

7

Answer

6

Answer

8

Answer

9

Question 19

What is the median score of the set 9, 10, 13, 14, 15, 18, 23, 27, and 30?

Accepted Answer

15

Answer

13

Answer

14

Answer

16

Question 20

What measure of central tendency that divides a set of scores in two equal number of scores?

Accepted Answer

Median

Answer

Mean

Answer

Mode

Answer

Range

Question 21

Range is the difference between the 2 extreme scores in the distribution

Accepted Answer

true

Answer

false

Answer

Maybe

Answer

Sometimes

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