If the rate of interest is increased by 2%, the simple interest received on a sum of money invested by Mr Vikram increases by Rs 250, If the time is increased by 2 terms, the simple interest on the same sum increases by RS 205, The sum is:
A
35000
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B
40000
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C
45000
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D
Cannot be determined
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E
None of these
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Solution
The correct option is D Cannot be determined For principal amount x, rate of interest R, time T x(R+2)100T−xR100T=250→1xR(T+2)100−xRT100=205→2 From (1 2xT = 25000, Tx = 12500 From (2 2xR = 20500, Rx = 10250 From both the equations x cannot be determined