Question

A sum of money becomes triple of itself in 8 y
at Si. In twelve years, it will become how many
times of itself at the same rate?​

Answer 1

Answer:

20-Feb-2018 · 10 answers

Let the sum of money be x Time is 8 years After 8 years it triples . ... So , x*y*8/100= 2x Or, y= 200/8=25% ... In how many years will it become 4 times itself at the same interest?

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Answer 2

Answer:

Given that, sum of money become after 8 years it triples Let the sum of money be x. Time is 8 years. After 8 years it triples . So it becomes 3 x. So the simple interest is 3 x − x = 2 x. Let, the rate of interest be y. So , 1 0 0 x × y × 8 = 2 x. Or, y = 8 2 0 0 = 2 5 % Hence, this is the answer.

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