Quiz about M1/2 Ratio and Proportion REVIEW

Question 1

What is the ratio STAR to SQUARE?

Accepted Answer

6 : 5

Answer

25 : 30

Answer

5 : 6

Answer

5 : 11

Question 2

What is the ratio of SQUARE to (START+SQUARE)?

Accepted Answer

5 : 11

Answer

30 : 25

Answer

25 : 30

Answer

11 : 5

Question 3

A classroom has 8 boys and 12 girls. What is the ratio of the number of girls to boys?

Accepted Answer

3 : 2

Answer

2 : 3

Answer

1 : 4

Answer

1 : 20

Question 4

Which ratio is in simplest form?

Accepted Answer

23 : 45

Answer

16 : 4

Answer

19 : 57

Answer

21 : 147

Question 5

Simplify the ratio 3 : 12 : 24 to the lowest term.

Accepted Answer

1 : 4 : 8

Answer

1 : 4 : 6

Answer

1 : 2 : 6

Answer

1 : 2 : 8

Question 6

Which ratio is the lowest term of 5 : 7?

Accepted Answer

30 : 42

Answer

25 : 28

Answer

20 : 35

Answer

30 : 35

Question 7

Which fraction is the same as 12 : 18?

Accepted Answer

2/3

Answer

3/2

Answer

1/2

Answer

1/3

Question 8

Which ratio is equivalent to $$\frac{12}{20}$$ ?

Accepted Answer

3 : 5

Answer

4 : 5

Answer

5 : 4

Answer

5 : 3

Question 9

What is the value of x in $$8:12=16:x$$ ?

Accepted Answer

24

Answer

6

Answer

8

Answer

12

Question 10

What is the value of x in $$\frac{3}{4}=\frac{x}{8}$$ ?

Accepted Answer

6

Answer

8

Answer

12

Answer

24

Question 11

What is the value of x in $$\frac{11}{2}=\frac{33}{x}$$ ?

Accepted Answer

6

Answer

4

Answer

22

Answer

66

Question 12

If 30 : 15 = 6 : x, what is the value of x?

Accepted Answer

3

Answer

30

Answer

15

Answer

1

Question 13

What is the value of x in 1: 3 = 5 :x?

Accepted Answer

15

Answer

1

Answer

4

Answer

8

Question 14

What is the value of y in equivalent ratio 2 :y=18:36?

Accepted Answer

4

Answer

1

Answer

24

Answer

56

Question 15

What is the value of x in $$\frac{x}{9}=\frac{27}{81}$$ ?

Accepted Answer

3

Answer

6

Answer

117

Answer

243

Question 16

A worker receives $70 for 8 hours of a work a day. Which equation can be used to find how much should he receive for 2 hours?

Accepted Answer

$$\frac{70}{8}=\frac{?}{2}$$

Answer

$$\frac{2}{?}=\frac{70}{8}$$

Answer

$$\frac{?}{8}=\frac{70}{2}$$

Answer

$$\frac{70}{8}=\frac{2}{?}$$

Question 17

Mangoes cost $20 for 5 kilos. Which equation can be used to find how much will 24 kilos of mangoes cost?

Accepted Answer

20 : 5 = x : 24

Answer

20 : 5 =24 : x

Answer

x : 5 = 20 : 24

Answer

20 : x = 24 : 5

Question 18

Giant and Asia needs to share 12 candies in a ratio 1 : 3 respectively, how many candies should Asia received?

Accepted Answer

9

Answer

12

Answer

6

Answer

3

Question 19

Kwan, Cream and Focus needs to share 12 candies in a ratio 3 : 2 : 1 respectively, how many candies should Kwan received?

Accepted Answer

6

Answer

12

Answer

4

Answer

2

Question 20

Mangoes cost $20 for 5 kilos. How much will 10 kilos of mangoes cost?

Accepted Answer

$ 40

Answer

$ 25

Answer

$ 35

Answer

$ 50

Question 21

Which one is the same as 25%?

Accepted Answer

1/4

Answer

1: 25

Answer

25%/100

Answer

All A, B and C

Question 22

Which equation is correct to answer 30% of 900?

Accepted Answer

$$\frac{x}{900}=\frac{30}{100}$$

Answer

$$\frac{30}{900}=\frac{x}{100}$$

Answer

$$\frac{900}{x}=\frac{30}{100}$$

Answer

$$\frac{30}{900}=\frac{100}{x}$$

Question 23

Which equation is correct to answer 33% of x is 66?

Accepted Answer

$$\frac{66}{x}=\frac{33}{100}$$

Answer

$$\frac{33}{100}=\frac{x}{66}$$

Answer

$$\frac{x}{66}=\frac{33}{100}$$

Answer

$$\frac{66}{100}=\frac{x}{33}$$

Question 24

Which equation is correct to answer 99 is x % of a 999?

Accepted Answer

$$\frac{99}{999}=\frac{x}{100}$$

Answer

$$\frac{x}{999}=\frac{99}{100}$$

Answer

$$\frac{66}{9999}=\frac{100}{x}$$

Answer

$$\frac{999}{x}=\frac{99}{100}$$

Question 25

What is 25% of 200?

Accepted Answer

50

Answer

25

Answer

75

Answer

225

Question 26

25 is x% of 200

Accepted Answer

x = 12.5 %

Answer

x = 25%

Answer

x = 50%

Answer

x = 75%

Question 27

20 is 40% of what number?

Accepted Answer

50

Answer

2000

Answer

4000

Answer

20

Question 28

A survey of 1,000 people was done by New York Times. 80% of the people did NOT KNOW the name of their representative in Congress. How many of the 1,000 people KNEW the name of the Congressman?

Accepted Answer

200 people

Answer

800 people

Answer

600 people

Answer

400 people

Question 29

Bill is in a class of 15 boys and 35 girls. 40% of the students in the class TAKE THE BUS to school. How many students DO NOT TAKE THE BUS to school?

Accepted Answer

30 students

Answer

20 students

Answer

40 students

Answer

50 students

Question 30

Miss Holman gave a 90-cent tip to a waitress for serving a meal costing $6. Which set-up can be used to find what percent of the bill was her tip?

Accepted Answer

$$\frac{90}{600}=\frac{x}{100}$$

Answer

$$\frac{6}{90}=\frac{x}{100}$$

Answer

$$\frac{x}{90}=\frac{6}{100}$$

Answer

$$\frac{90}{100}=\frac{6}{x}$$

Question 31

In the Central City Grand Prix, out of 30 cars that started the race, 12 of them finished. Which set-up can be used to find what percent of the cars finished the race?

Accepted Answer

$$\frac{x}{100}=\frac{12}{30}$$

Answer

$$\frac{x}{100}=\frac{18}{30}$$

Answer

$$\frac{12}{100}=\frac{x}{30}$$

Answer

$$\frac{30}{100}=\frac{x}{18}$$

Question 32

A company has 1,000 employees in total. The number of male employees is equal to 60%. The company would like to fire 20% of the male and 30% of the female employees. How many employees will remain?

Accepted Answer

760

Answer

240

Answer

400

Answer

600

Question 33

The ratio of nurse to patient is 5 : 37. How many nurses are needed to take care of 629 patients?

Accepted Answer

85

Answer

37

Answer

58

Answer

73

Question 34

The ratio of number of boys and girls is 4 : 3. If there are 18 girls in a class, find the total number of students in the class.

Accepted Answer

42 students

Answer

18 students

Answer

24 students

Answer

81 students

Question 35

If you can buy one can of pineapple chunks for $2 then how many can you buy with $10?

Accepted Answer

You can buy 5 cans with $10.

Answer

You can buy 4 cans with $10.

Answer

You can buy 6 cans with $10.

Answer

You can buy 15 cans with $10.

Question 36

560 visitors attend an exhibition. 20% of the visitors are under 18 years old. How many visitors are under 18 years old?

Accepted Answer

112 visitors are under 18 years old

Answer

578 visitors are under 18 years old

Answer

140 visitors are under 18 years old

Answer

280 visitors are under 18 years old

Question 37

A village has 585 people over 40 years old. They make up 65% of the total population. How many people in the village?

Accepted Answer

900 people.

Answer

1250 people.

Answer

380 people.

Answer

120 people.

Question 38

Max reduced the size of a rectangle to a height of 2 in. What is the new width if it was originally 24 in wide and 12 in tall?

Accepted Answer

The new width is 4 inches.

Answer

The new width is 2 inches.

Answer

The new width is 6 inches.

Answer

The new width is 8 inches.

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