Q1. If 6 men and 8 boys can do a piece of work in 10 days while 26 men and 48 boys can do the same in 2 days, the time taken by 15 men and 20 boys in doing the same type of work will be:
[A]6 Days
[B]8 Days
[C]2 Days
[D]4 Days
[E]None of the Above
Q2. A is 30% more efficient than B. How much time will they, working together, take to complete a job which A alone could have done in 23 days?
[A]5 Days
[B]13 Days
[C]12 Days
[D]8 Days
[E]6 Days
Q3. A and B can do a work in 8 days, B and C can do the same work in 12 days. A, B and C together can finish it in 6 days. A and C together will do it in?
[A]8 Days
[B]6 Days
[C]12 Days
[D]4 Days
[E]Data not Sufficient
Q4. Twelve children take sixteen days to complete a work which can be completed by eight adults in twelve days. Sixteen adults started working and after three days ten adults left and four children joined them. How many days will they take to complete the remaining work
[A]2 Days
[B]8 Days
[C]6 Days
[D]9 Days
[E]4 Days
Q5. One man, 3 women and 4 boys can do a piece of work in 96 hours, 2 men and 8 can do it in 80 hours, 2 men and 3 women can do it in 120 hours. 5 men and 12 can do it in :
[E] None of the Above
Q6. A alone can complete a work in 16 days and B alone in 12 days. Starting with A, they work on alternate days. The total work will be completed
[A]55/4 Days
[B]68/4 Days
[C]45/4 Days
[D]60/4 Days
[E]65/4 Days
Q7. A can do a work in 14 days which B can do in 21 Days. They begin together but before the completion of work , A leaves off, The total number of days to complete the work is
[A]21/5 Days
[B]61/5 Days
[C]51/5 Days
[D]41/5 Days
[E]31/5 Days
Q8. A can do a piece of work in 4 hours; B and C together can do it in 3 hours, while A and C together can do it in 2 hours. How long will B alone take to do it?
[A]2 Hours
[B]6 Hours
[C]12 Hours
[D]16 Hours
[E]20 Hours
Q9. A works twice as fast as B and together they finish the work in 18 days. In how many days A alone finish the work?
[A]35 Days
[B]22 Days
[C]32 Days
[D]27 Days
[E]38 Days
Q10. 10 men and 15 women together can complete a work in 6 days. It takes 100 days for one man alone to complete the same work. How many days will required for one woman alone to complete the same work ?
[A]222 Days
[B]225 Days
[C]228 Days
[D]231 Days
[E]234 Days
