A work is done by two people in 24 minutes. One of them
alone can do it in 40 minutes. How much time will the other
person wiil take to complete it

Answer Posted / palam

x be person no. 1
y " " " 2
so,
x+y=24
x=40
40(x+y)=24x
40x+40y=24x
40x-24x=-40y

v get it as 40 min

Is This Answer Correct ?    5 Yes 21 No



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