Tech Mahindra Company Numerical Ability Time and Work

12 Men can finish a piece of work in 10 days whereas it takes 10 women to finish it in 15 days. If 20 men and 20 women undertake to complete the work, how many days will they take to complete the work? 1) 3 2) 4 3) 5⅔ 4) 3⅓

Read Solution (Total 2)

12M=1/10 --> 1M=1/120
10W=1/15 --> 1W=1/150
20M+20W = 1/60+2/15
Ans. 3 1/3
5 years agoHelpfull: Yes(2) No(1)

20(1/(10*12)+20(1/15*10)
10/3
3 1/3
5 years agoHelpfull: Yes(0) No(0)

Tech Mahindra Other Question

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