Quiz about Math review

Question 1

Which group of fractions, percentages, and decimals is ordered from least to greatest?

Accepted Answer

0.21 , 22% , $$\frac{1}{4}$$ , 0.35 , $$\frac{3}{8}$$ , 38%

Answer

22% , $$\frac{1}{4}$$ , 0.35 , $$\frac{3}{8}$$ , 38% , 0.21

Answer

$$\frac{1}{4}$$ ,0.21 , 22% , 0.38 , $$\frac{3}{8}$$ , 35%

Answer

0.21 , 22% , $$\frac{3}{8}$$ , 0.35 , $$\frac{1}{4}$$ , 38%

Question 2

A veterinarian examined 32 animals on Thursday. Of the animals she examined, 25% of them were dogs. How many dogs did the veterinarian examine on Thursday?

Accepted Answer

8

Answer

25

Answer

7

Answer

32

Question 3

The list shows the amount of flour in pounds used by a bakery each day for 15 days.

16, 17, 18, 19, 20, 23, 24, 29, 30, 31, 32, 32, 32, 32, 35

What is the mode of the data?

Accepted Answer

32

Answer

29

Answer

16

Answer

35

Question 4

The list shows the amount of flour in pounds used by a bakery each day for 15 days.

16, 17, 18, 19, 20, 23, 24, 29, 30, 31, 32, 32, 32, 32, 35

What is the median of the data?

Accepted Answer

29

Answer

29.5

Answer

26.5

Answer

24

Question 5

Which expression is equivalent to:

$$6\ \div\ \frac{2}{5}$$

Accepted Answer

$$6\ imes\frac{5}{2}$$

Answer

$$\frac{1}{6} imes\frac{2}{5}$$

Answer

$$6\ imes\frac{2}{5}$$

Answer

$$6\div\frac{5}{2}$$

Question 6

At a workplace 153 of the 225 employees attended a meeting. Which statement shows values that are all equivalent to the fraction of employees who attended the meeting?

Accepted Answer

$$\frac{153}{225}=\frac{17}{25}=0.68=68\%$$

Answer

$$\frac{153}{225}=\frac{51}{75}=0.51=51\%$$

Answer

$$\frac{225}{153}=\frac{75}{51}=0.75=75\%$$

Question 7

Which expression is equivalent to:

$$\frac{12+6}{2}$$

Accepted Answer

$$\left(12+6\right)\div2$$

Answer

$$\left(12\div2\right)+6$$

Answer

$$12\div\left(2+6\right)$$

Answer

$$12+6\div2$$

Question 8

Johnny earns $8.50 for each hour of work as a babysitter. How much will he earn for working 6.5 hours as a babysitter?

Accepted Answer

$55.25

Answer

$15

Answer

$50.25

Answer

$40.50

Question 9

Which expression is equivalent to:

$$w\ -\ \frac{1}{4}\left(4\right)$$

Accepted Answer

$$w-1$$

Answer

$$4\left(w-\frac{1}{4}\right)$$

Answer

$$w-\frac{4}{4}$$

Answer

$$w-0$$

Question 10

What is the value of :

$$\left|-30\right|$$

Accepted Answer

$$30$$

Answer

$$-30$$

Question 11

What is 32.5% as a decimal?

Accepted Answer

.325

Answer

32.5

Answer

3.25

Answer

325

Question 12

A pair of jeans cost $35. If there is a 20% discount on jeans, what is the new cost?

Accepted Answer

$28

Answer

$20

Answer

$7

Answer

$15

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