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Mr.andMrs.Ahujaweighx kg and y kg respectively. They both take a dieting courseat the end of which Mr. Ahuja loses 5 kg and weighs as much as his wife weighed betorethe course. Mrs Ahuja loses 4 kg and weighs th of whatthe course. Form two equations in r and y and solve.er husband weighed before |
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Answer» For x :- x-5kg=yx=y+5for y :- y-4kg=7/8xy-4=7/8(x=y+5) y-4=7y+35/88 (y-4)=7y+358y-32=7y+358y-7y=35+32y=67kg ( Mrs. Ahuja's weight ) again for x:- x=y+5x=(y=65)+5x=67+5x=72kg (Mr. Ahuja's weight) |
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