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In a certain time, the ration of a certa...

In a certain time, the ration of a certain principal and interest obtained from tit are in the ration 10:3 at 10% interest per annum. The number of years for which the money was invested is(10 % वार्षिक बियाज की दर से किसी निश्तित समय के बाद एक निश्तित मूलधन और साधरण बियाज का अनुपात 10 :3 था। निवेश किये गए धन की अवधि कितने वर्ष थी )

A

1years

B

3years

C

5years

D

7years

लिखित उत्तर

Verified by Experts

(b) According to the question,
`{:("Principle","Interest"),(10,3):}`
Rate%=10% Time=`(3)/(10)xx(100)/(10)=3years`
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