IBM Company Numerical Ability Time and Work

5 men and 2 boys working together can do four times as much work as a man and a boy. Working capacities of a woman and a boy are in the ratio
A. 1 : 2 B. 1 : 3
C. 2 : 1 D. 3 : 1

Read Solution (Total 3)

let women is w and boy is b.
5w+2b=4(w+b)
w=2b
w:b=2:1
10 years agoHelpfull: Yes(4) No(1)

ans is 1:2
11 years agoHelpfull: Yes(1) No(6)
i think here man can be printed instead of woman in finding answer
men-m,boy-b
5m+2b=4timesof(1m+1b)
5m+2b=4m+4b=>5m-4m=4b-2b
m=2b
b/m=2/1
2:1
5 years agoHelpfull: Yes(0) No(0)

IBM Other Question

Kim can do a work in 3 days while David can do the same work in 2 days. Both of them finish the work together and get Rs.150. What is the share of Kim?
A. Rs.30 B. Rs.60
C. Rs.70 D. Rs.75 If both 112 and 33 are factors of the number a * 43 * 62 * 1311, then what is the smallest possible value of 'a'?