QUIZ - 1 (T & W)

Time & Work Quiz - 1

1. A and B together can do a piece of work in 8 days. If A alone can do the same work in 12 days, then B alone can do the same work in?


20 days
16 days
28 days
24 days
None of these


2. A can do a piece of work in 4 days. B can do it in 5 days. With the assistance of C they completed the work in 2 days. Find in how many days can C alone do it?


20 days
5 days
10 days
12 days
None of these


3. A and B can do a piece of work in 3 days, B and C in 4 days, C and A in 6 days. How long will C take to do it?


18 days
20 days
24 days
30 days
None of these


4. A can do a job in 18 days and B can do it in 30 days. A and B working together will finish twice the amount of work in _____ days?


21 1/2 days
22 1/2 days
23 1/2 days
12 1/2 days
None of these


5. A and B working separately can do a piece of work in 9 and 12 days respectively. If they work for a day alternately. If A begins first, in how many days the work will be completed?


10 1/2 days
10 1/4 days
10 2/3 days
10 1/3 days
10 3/4 days