Quiz about 6E-U4-L6 (Proportions, Ratios)

Question 1

Simplify ratios by multiplying and dividing: 36:45

Accepted Answer

4:5

Answer

5:3

Answer

7:8

Answer

3:5

Question 2

15:18

Accepted Answer

5:6

Answer

3:6

Answer

6:5

Answer

3:5

Question 3

8cm:12cm

Accepted Answer

2:3

Answer

4:8

Answer

8:2

Answer

2:4

Question 4

Simplify ratios by multiplying and dividing: 25minutes:1/2hour

Accepted Answer

5:6

Answer

2:5

Answer

3:5

Answer

4:6

Question 5

Simplify ratios by multiplying and dividing: 80cm:2meters

Accepted Answer

2:5

Answer

4:5

Answer

5:6

Answer

1:2

Question 6

There are 3 boys and 5 girls in the class. What fraction of girls are there?

Accepted Answer

5:8

Answer

5:3

Answer

3:5

Question 7

I have 8 cookies and 12 brownies. What is the ratio of brownies to cookies?

Accepted Answer

3:2

Answer

4:3

Answer

2:3

Answer

3:4

Question 8

The word "convert" means to:

Accepted Answer

to change something into a different form or property

Answer

examine 2 or more objects in order to note similarities and differences

Answer

to change something into a same form or property

Answer

an ordered comparison of the same kind

Question 9

What is "ratio"?

Accepted Answer

an ordered comparison of the same kind

Answer

the amount of money that is taken away from the marked price

Answer

the change of something that is a different property or form

Answer

used to find the multiplier

Question 10

Which is greater? 10% of 40 or 40% of 20.

Accepted Answer

40% of 20

Answer

10% of 40

Question 11

Which is smaller? 25% of 100 or 40% of 50?

Accepted Answer

40% of 50

Answer

25% of 100

Question 12

Which is greater? 30% of 50 or 20% of 100?

Accepted Answer

20% of 100

Answer

30% of 50

Question 13

Which is smaller? 50% of 90 or 10% of 500?

Accepted Answer

50% of 90

Answer

10% of 500

Question 14

Which is greater? 50% of 20 or 40% of 30?

Accepted Answer

40% of 30

Answer

50% of 20

Question 15

What is 24% of 50?

Accepted Answer

12

Answer

11

Answer

13

Answer

14

Question 16

9.5 is what percent of 25?

Accepted Answer

38%

Answer

30%

Answer

35%

Answer

42%

Question 17

2cm is what percent of 5cm?

Accepted Answer

40%

Answer

35%

Answer

45%

Answer

42%

Question 18

What is 73% of 200?

Accepted Answer

146

Answer

136

Answer

140

Answer

150

Question 19

3 months is what percent of 1 year?

Accepted Answer

25%

Answer

15%

Answer

20%

Answer

30%

Question 20

30 is 15% of what number?

Accepted Answer

200

Answer

4.5

Answer

50

Answer

145

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