1.

Neeraj invested certain amount in schemes A and B for 2 ears in the ratio of 3:5respectively. The schemes A and B offer copoind interest compound annually and simple interest respectively. What is the amount invested in scheme A? I. Rate of interest offered by scheme A is 20% per annum and the rate of interest offered by scheme B is 25% less than that offered by scheme A. II. Amount of interest accrued from scheme B is more than the amount of interest accrued from scheme A by Rs. 900.

Answer»

if the DATA in STATEMENT I ALONE are sufficient to answer the questin, while the data in statement II alone are not sufficient to answer the question.
if the data in statement Ii alone are sufficient to answer the questin, while the data in statemetn I alone are not suffcient to answer the question.
id the data in both statements I and II alone are surfficient to answer the question.
if the data in both statements I and II together are not sufficient to answer the question.

Solution :
`=(5x xx15xx2)/(100){3x(1+(20)/(100))^(2)-3x}=900`
`=(3x)/(2)-{3xxx(36)/(25)-3x}=900=(3x)/(2){(108x-75x)/(25)}=900`
`(75x66x)/(50)=900=9x=900xx50=Rs.5000`
Amount invested in scheme `A=3xx5000=15000`


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