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A lent rupee 5000 to B for 2 years and r...

A lent rupee 5000 to B for 2 years and rupee 3000 to C 4 years on simple interst at the same rate of interest and received rupee 2200 in all from both as interest. The rate of interest per annum is: (A ने B को 5500 , 2 वर्ष के लिए तथा C को 3000 ,4 वर्ष के लिए तथा C को 3000 , 4 वर्ष के लिए सामान साधारण बियाज की दर पर उधार दिए और दोनों से बियाज के रूप में कुल 2200 प्राप्त हुऐ बियाज की वार्षिक वार्षिक दर बताइए)

A

0.07

B

0.55

C

`7(1)/(8)`%

D

0.1

लिखित उत्तर

Verified by Experts

(d) Let the Rate%=R
According to the question, `(5000xx2xxR)/(100)+(3000xx4xxR)/(100)=2200`
100R+120R=2200
220R=2200 R=10%
Hence required rate%=10%
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