A works thrice as much as B. If A takes 60 days less than B to do a work then find the number of days it would take to complete the work if both work together?

22½days

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ramjee

  • Dec 7th, 2005
 

the ratio between a and b is 3:1

so 3x-x=60

and x = 30

so 1/90+1/30=221/2 days ans

surbhi

  • Sep 7th, 2006
 

 Let B=x

A=3x

Then , A - 60 = B

        

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