Simple Interest Practice Test 2

Question : 4 of 40

Marks: +1, -0

Sohanlal invested

1 /6

of his capital at 11%,

1 /7

at 13% and the remainder at 15%. If his total income is Rs 1,225, find his capital.

Solution:

Let the total capital be Rs x.
Then,

(x/6×11/100×1)+(x/7×13/100×1)+(13/42x×15/100×1)=1225

{77x+78x+195x}/42=1225×100

x=14700

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