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