Aptitude - Percentage - Discussion
Discussion Forum : Percentage - General Questions (Q.No. 8)
8.
Two numbers A and B are such that the sum of 5% of A and 4% of B is two-third of the sum of 6% of A and 8% of B. Find the ratio of A : B.
Answer: Option
Explanation:
| 5% of A + 4% of B = | 2 | (6% of A + 8% of B) |
| 3 |
 |
5 | A + | 4 | B | = | 2 |  |
6 | A + | 8 | B |  |
| 100 | 100 | 3 | 100 | 100 |
| |
1 | A + | 1 | B | = | 1 | A + | 4 | B |
| 20 | 25 | 25 | 75 |
| |
|
1 | - | 1 | A = |
|
4 | - | 1 | B |
| 20 | 25 | 75 | 25 |
| |
1 | A = | 1 | B |
| 100 | 75 |
| A | = | 100 | = | 4 | . |
| B | 75 | 3 |
Required ratio = 4 : 3
Video Explanation: YouTube Video
Discussion:
52 comments Page 5 of 6.
Priya said:
1 decade ago
@Romita
Take LCM for 4/75-1/25.
Take LCM for 4/75-1/25.
Nithy said:
8 years ago
How it comes 4/75 in second step?
Jashuva said:
4 years ago
Nice explanation, Thanks @Pawan.
(2)
Veer areddy .D said:
8 years ago
Good explanation. Thank you all.
Sanjay said:
6 years ago
How we can take 3:4 to 4:3?
Renu said:
8 years ago
Explain in detail, please.
Ayeshu said:
9 years ago
Nice explanation @Nitish.
Pankaj said:
5 years ago
Thank you @Nitish.
Ramakrishna said:
8 years ago
Thanks @Madhulika.
Ashik said:
5 years ago
Thanks @Nithish.
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