![Two numbers, A and B, are such that the sum of 3% of A and 6% of B is four-fifth of the sum of 4% of A and 6% of B. Find the ratio of A + B and A – B?](https://www.gkseries.com/blog/wp-content/uploads/2023/06/Two-numbers-A-and-B-are-such-that-the-sum-of-3-of-A-and-6-of-B-is-four-fifth-of-the-sum-of-4-of-A-and-6-of-B.-Find-the-ratio-of-A-B-and-A-–-B.jpg)
Question | Two numbers, A and B, are such that the sum of 3% of A and 6% of B is four-fifth of the sum of 4% of A and 6% of B. Find the ratio of A + B and A – B? | |
Type | multiple_choice | |
Option | 4 : 5 | incorrect |
Option | 6 : 5 | incorrect |
Option | 7 : 5 | correct |
Option | 5 : 6 | incorrect |
Solution :
![](https://www.gkseries.com/blog/wp-content/uploads/2023/06/image-544.png)
A : B = 6:1
Required ratio = 7:5