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Numerical Ability
Time and Work
A can have a piece of work done in 12 days, B can work three times faster than the A, C can work five times faster than A. How many days will they take to do the work together ? [A] 2 [B] 3 [C] 4/3 [D] 5/3
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- Ans. C).4/3
- 5 years agoHelpfull: Yes(1) No(0)
- a=1/12
b=3/12
c=5/12
a+b+c=1/12+3/12+5/12=3/4
reciprocal in order to get the days
4/3 - 5 years agoHelpfull: Yes(0) No(0)
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