Lesson Example Discussion Quiz: Class Homework |
Quiz In Class |
Title: Proportion |
Grade: 8-a Lesson: S4-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
| Problem Id | Problem | Options |
|---|---|---|
1 |
If a : b is 1 : 4 and b: c is 2 : 5.Find a : b : c . |
A) \$2 : 8 : 20\$ B) \$2 : 10 : 20\$ C) \$2 : 20 : 8\$ D) \$2 : 8 : 12\$ |
2 |
Find the Mean proportional between 4 and 25. |
A) \$14\$ B) \$11\$ C) \$10\$ D) \$12\$ |
3 |
In the given proportion, 10 : 8 :: 20 : 16, the Mean. |
A) \$10 , 8\$ B) \$8 , 20\$ C) \$20 , 16\$ D) \$10 , 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 : 4 : 3\$ C) \$10 :3 : 2\$ D) \$10 : 2 : 3\$ |
6 |
In the given proportion, 7 : 4 :: 21 : 12, the Mean. |
A) \$21 , 12\$ B) \$7 , 4\$ C) \$4 , 21\$ D) \$7 , 12\$ |
7 |
If a : b is 2 : 4 and b : c is 4 : 3. Find a: b: c __. |
A) \$8 : 16 : 12\$ B) \$8 : 12 : 16\$ C) \$12 : 8 : 16\$ D) \$16 : 8 : 12\$ |
8 |
In the given proportion, 7 : 6 :: 14 : 12, the mean. |
A) \$7 , 12\$ B) \$7 , 6\$ C) \$14 , 12\$ D) \$6 , 14\$ |
9 |
Find the mean proportion between 8 and 18. |
A) \$12\$ B) \$10\$ C) \$11\$ D) \$13\$ |
10 |
If a : b is 4 : 3 and b : c is 5 : 2. Find a : b : c ___. |
A)\$20 : 6 : 15\$ B) \$20 : 15 : 6\$ C) \$12 : 15 : 6 \$ D) \$12 : 6 : 5\$ |
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