Aptitude - Ratio and Proportion - Discussion
Discussion Forum : Ratio and Proportion - General Questions (Q.No. 1)
1.
A and B together have Rs. 1210. If 
of A's amount is equal to 
of B's amount, how much amount does B have?
of A's amount is equal to of B's amount, how much amount does B have?
Answer: Option
Explanation:
| 4 | A | = | 2 | B | |
| 15 | 5 |
 A = |
 |
2 | x | 15 |  B |
| 5 | 4 |
| A = |
3 | B |
| 2 |
| |
A | = | 3 |
| B | 2 |
A : B = 3 : 2.
 B's share = Rs. |
|
1210 x | 2 | |
= Rs. 484. |
| 5 |
Discussion:
163 comments Page 17 of 17.
Sridhar said:
2 decades ago
A+B=1210
(4/15)A=(2/5)B
2A=3B
Therefore, A=(3B)/2
and substituting, (3B/2)+B=1210
and hence, 5B=2420 => B=484 Rs.
(4/15)A=(2/5)B
2A=3B
Therefore, A=(3B)/2
and substituting, (3B/2)+B=1210
and hence, 5B=2420 => B=484 Rs.
(4)
Anji said:
2 decades ago
How you will find B's share directly, tell me?
(1)
Gauri said:
2 decades ago
Is it necessary to find ratio of A and B? Can we find share of B directly?.
(1)
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