Syntel Company Numerical Ability Time and Work

4 men and 10 boys finish a piece of work in 8 days, 6 men and 12 boys do it in 6 days. The ratio of the efficiencies of a man and boy is? A) 3/1 B) 4/3 C) 2/1 D) 3/2

Read Solution (Total 2)

(4m+10b)*8=(6m+12b)*6
32m+80b=36m+72b
80b-72b=36m-32m
8b=4m
8/4=m/b
2/1=m/b
ans=c
6 years agoHelpfull: Yes(9) No(0)

ans= c) 2/1
6 years agoHelpfull: Yes(3) No(0)

Syntel Other Question

Choose the correct alternative that will continue the same pattern and fill in the blank spaces: 0, 1, 8, 13, (….), 33 A] 22 B] 24 C] 27 D] 28 Two same glasses are respectively 1/3rd 2/5th full of milk. They are then filled with water and the contents mixed in a tumbler. The ratio of milk and water in the tumbler is? A) 9/14 B) 3/8 C) 4/7 D) 11/19