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A sum of Rs. 2000 amounts to Rs. 4000 in...

A sum of `Rs. 2000` amounts to `Rs. 4000` in two years at compound Interest. In how many years will the same amount become `Rs. 8000`?

A

2

B

4

C

6

D

8

Text Solution

Verified by Experts

The correct Answer is:
B

2 वर्ष में दोगुनी होती है।
` therefore ` 100% ब्याज 2 वर्षों में प्राप्त होता है।
` therefore `200% ब्याज `(2)/(100 )xx 200` में प्राप्त होता है।
`=`4 वर्ष
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