Math, asked by rashmiarju49, 10 days ago

a part of 1500 was lent at 10% per annum and the rest at 7% per annum simple interest. the total interest earned in three years was 396.
the sum lent at 10% was​

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Answers

Answered by sarahssynergy
5

Step-by-step explanation:

Let, p be lent at 10% per annum

and (1500-p) at 7% per annum

Now,

\frac{p*10*3}{100}+ \frac{(1500-p)*7*3}{100} = 369

=> 30p+31500-21p = 39600

=> 9p = 39600- 31500

=> 9p = 8100

=> p = 8100/9

=> p = 900

Therefore, the sum lent at 10% was rs. 900

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