A man invested Rs X X X in scheme A and Rs ( X + 400 ) (X + 400) ( X + 400 ) in scheme B. The rate of interest for scheme A is 10% per annum and for s...

Question

A man invested Rs XX in scheme A and Rs (X+400)(X + 400) in scheme B. The rate of interest for scheme A is 10% per annum and for scheme B is 12% per annum. If the total interest received from scheme A after 4 years and scheme B after 2 years is Rs 640, find the value of XX.

Options

A.

Rs 850850

B.

Rs 12501250

C.

Rs 750750

D.

Rs 11501150

E.

Rs10501050

simple interestinvestmentinterest calculationalgebra

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