Vishwanath
Thursday, February 14, 2013
3. | Two numbers are respectively 20% and 50% more than a third number. The ratio of the two numbers is: |
A. | 2 : 5 | B. | 3 : 5 | C. | 4 : 5 | D. | 6 : 7 |
|
Answer: Option C
Explanation:
Let the third number be x.
Then, first number = 120% of x = | 120x | = | 6x |
100 | 5 |
Second number = 150% of x = | 150x | = | 3x |
100 | 2 |
Ratio of first two numbers = |
| 6x | : | 3x |
| = 12x : 15x = 4 : 5. |
5 | 2 |
Title : Ratio And Proportion Q3
Description : 3. Two numbers are respectively 20% and 50% more than a third number. The ratio of the two numbers is: A. 2 : 5 B. 3 : 5 C. 4 : 5 D. 6 : 7 ...
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