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Quiz In Class

Title: Ratios

Grade Lesson s3-l7

Explanation: Hello Students, time to practice and review. Let us take next 10-15 minutes to solve the ten problems using the Quiz Sheet. Then submit the quiz to get the score. This is a good exercise to check your understanding of the concepts.

Quiz: in Class

Id	Name	Note
1	If a : b is 1 : 4 and b : c is 2 : 5, find the ratio a : b : c.	A) 2 : 10 : 20 B) 2 : 08 : 12 C) 2 : 20 : 08 D) 1 : 4 : 10
2	Find the mean proportional between 4 and 25.	A) 1000 B) 10 C) 0.1 D) 100
3	In the proportion 10 : 8::20 : 16, identify the mean term.	A) 10 and 8 B) 10 and 16 C) 8 and 20 D) 20 and 16
4	Find the third proportional to 3 and 9.	A) 27 B) 24 C) 23 D) 22
5	If a : b is 5 : 1 and b : c is 2 : 3, find a : b : c.	A) 10 : 3 : 4 B) 10 : 02 : 03 C) 10 : 04 : 03 D) 10 : 03 : 02
6	In the proportion 7 : 4 21 : 12, find the mean.	A) 4 and 21 B) 7 and 4 C) 21 and 12 D) 7 and 12
7	If a : b is 2 : 4 and b : c is 4 : 3, find a : b : c.	A) 16 : 08 : 12 B) 8 : 12 : 16 C) 12 : 08 : 16 D) 2 : 4 : 3
8	In the given proportion, 7 : 6::14 : 12, find the mean.	A) 14 and 12 B) 7 and 6 C) 6 and 14 D) 7 and 12
9	Determine the mean proportional between the numbers 8 and 18.	A) 10 B) 12 C) 11 D) 13
10	If the ratio of a to b is 4 to 3 and the ratio of b to c is 5 to 2, find the combined ratio a : b : c.	A) 20 : 06 : 15 B) 12 : 06 : 05 C) 12 : 15 : 06 D) 20 : 15 : 06

Name

Note

If a : b is 1 : 4 and b : c is 2 : 5, find the ratio a : b : c.

A) 2 : 10 : 20

B) 2 : 08 : 12

C) 2 : 20 : 08

D) 1 : 4 : 10

Find the mean proportional between 4 and 25.

A) 1000

B) 10

C) 0.1

D) 100

In the proportion 10 : 8::20 : 16, identify the mean term.

A) 10 and 8

B) 10 and 16

C) 8 and 20

D) 20 and 16

Find the third proportional to 3 and 9.

A) 27

B) 24

C) 23

D) 22

If a : b is 5 : 1 and b : c is 2 : 3, find a : b : c.

A) 10 : 3 : 4

B) 10 : 02 : 03

C) 10 : 04 : 03

D) 10 : 03 : 02

In the proportion 7 : 4: 21 : 12, find the mean.

A) 4 and 21

B) 7 and 4

C) 21 and 12

D) 7 and 12

If a : b is 2 : 4 and b : c is 4 : 3, find a : b : c.

A) 16 : 08 : 12

B) 8 : 12 : 16

C) 12 : 08 : 16

D) 2 : 4 : 3

In the given proportion, 7 : 6::14 : 12, find the mean.

A) 14 and 12

B) 7 and 6

C) 6 and 14

D) 7 and 12

Determine the mean proportional between the numbers 8 and 18.

A) 10

B) 12

C) 11

D) 13

If the ratio of a to b is 4 to 3 and the ratio of b to c is 5 to 2, find the combined ratio a : b : c.

A) 20 : 06 : 15

B) 12 : 06 : 05

C) 12 : 15 : 06

D) 20 : 15 : 06