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aman tandon

· started a discussion

· 1 Months ago

query (Question: 198787.0 )

sir is there any trick if interest is compound interest

Question:
The rate of simple interest in two banks A and B are in the ratio of 5 : 4. A person wants to deposite his total savings in two banks in such a way that he receives equal half yearly interest from both. In which ratio should he deposit the savings in bank A and bank B ? 
Options:
A) 25 : 16
B) 4 : 5
C) 5 : 4
D) 7 : 12
Solution:
Ans: (b) ATQ,

If the interest is simple interest, then the required ratio of the amounts deposited in bank A and bank B = 4 : 5

Knowledge Expert

· commented

· 1 Months ago

Dear Student,

Let rates be 5R and 4R and money invested be x and y.
Then
x* 1/x * 5R/100 = y* 1/2 * 4R/100
x/y = 40/50 = 4/5
4:5

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