five boys alan,ben,chris,den and eng share a sum of money
alan takes 1/5 of the sum of money
after alan has taken his share,ben takes 1/3 of the
remaining money
chris takes 1/4 of the remaining money
den takes 1/7 of remaining money
after den has taken his share, eng takes all remaining money
what fraction of the sum of money is eng's share?

Answer Posted / birbal kumar

(1/5)+(1/3)+(1/4)+(1/7)+x=1

(84+140+105+60)/420=1-x

389/420=1-x

x=1-389/420

x=31/420

Is This Answer Correct ?    0 Yes 19 No



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