Elitmus Exam Numerical Ability Time and Work

a's 2 days work is equal to b's 3 days work.if a can complete the work in 8 days then to complete the work b will take how many days?

Read Solution (Total 2)

let us consider B's one day work=1/x
therefore,
A's 2 days work=B's 3 days work
2/8=3/x
x=12(B can complete the work in 12 dAYS)
7 years agoHelpfull: Yes(2) No(0)

2a=3b
Efficiency a/b=3/2
Total work=3×8=24
Now this total work done by B alone=24/2=12
7 years agoHelpfull: Yes(1) No(0)

Elitmus Other Question

a and b working seperately can do a piece of work in 9 and 15 days respt.if they work for a day alternately,with a beginning,then the work will be completed in how many days? 8 men can do a piece of work in 12 days.after 6 days of work 4 more men were engaged to finish the work.in how many days would the remaining work be completed?