Practice: Time & Work
Untimed practice · 25 questions in this set
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Question 1 of 25
Medium
Time & Work
T and U can harvest a field in 14 days and 21 days respectively. They work together for 7 days. What fraction of the field is still left?
Question 2 of 25
Medium
Time & Work
G and H can complete a task in 18 days and 24 days respectively. If they work on alternate days starting with G, how many days will it take to complete the task?
Question 3 of 25
Medium
Time & Work
I can paint a wall in 6 hours, and J can paint the same wall in 9 hours. If I works alone for 2 hours, then how long will J take to finish the remaining work?
Question 4 of 25
Medium
Time & Work
M can complete a task in 25 days. N takes 5 days more than M to complete the same task. If they work together, how many days will it take for them to finish the task?
Question 5 of 25
Medium
Time & Work
L and M can paint a house in 10 days and 15 days respectively. They start painting together but after 5 days, M has to leave. How many more days will L need to finish the painting?
Question 6 of 25
Medium
Time & Work
Q can complete a task in 9 days, and R can complete it in 18 days. If they work on alternate days starting with Q, in how many days will the task be completed?
Question 7 of 25
Hard
Time & Work
G is thrice as efficient as H and can complete a work in 15 days less than H. How long will it take for them to complete the work together?
Question 8 of 25
Medium
Time & Work
R can complete a task in 9 days, and S can complete it in 18 days. They work together for 4 days, then R leaves. How many more days will S take to complete the task?
Question 9 of 25
Medium
Time & Work
A is 25% more efficient than B. If B takes 20 days alone, A takes?
Question 10 of 25
Medium
Time & Work
If 5 men can do a work in 12 days, how many days will 8 men take to complete the same work?
Question 11 of 25
Medium
Time & Work
A group of men can complete a work in 15 days. If 5 more men join them, the work gets finished in 10 days. Find the original number of men.
Question 12 of 25
Medium
Time & Work
M can complete a task in 7 days and N can complete it in 14 days. They work together for 3 days, then M leaves. How many additional days will N take to complete the task?
Question 13 of 25
Medium
Time & Work
A man can do work in 8 days, B in 12. Together?
Question 14 of 25
Medium
Time & Work
Two painters, K and L, can paint a house in 20 days and 30 days respectively. They start painting together but L leaves after 6 days. How much longer will K take to finish the painting?
Question 15 of 25
Medium
Time & Work
J can complete a work in 10 days and K can do the same work in 15 days. If they work together and are paid a total of Rs 5000, what is J's share of the payment?
Question 16 of 25
Medium
Time & Work
A and B together can complete a work in 12 days. B alone can complete the work in 30 days. How many days will A alone take to complete the work?
Question 17 of 25
Medium
Time & Work
S can do a piece of work in 11 days, and T in 22 days. They work together for 5 days, then T leaves. How many more days will S take to complete the remaining work?
Question 18 of 25
Medium
Time & Work
P and Q can plough a field in 8 days and 12 days respectively. They work together for 3 days. What fraction of the field is unploughed?
Question 19 of 25
Hard
Time & Work
Two workers, N and O, are hired for a project. N alone would take 8 days more than the time taken by both N and O together. If O alone would take 18 days more than the time taken by both, how many days will N alone take to finish the work?
Question 20 of 25
Medium
Time & Work
E, F, and G together can complete a work in 8 days. E alone can do it in 18 days, and F in 24 days. How long will G alone take to complete the work?
Question 21 of 25
Medium
Time & Work
X, Y, and Z can complete a job in 20, 30, and 40 days respectively. They work together for 5 days, after which Z leaves. How many more days will X and Y need to finish the remaining work?
Question 22 of 25
Medium
Time & Work
K can finish a task in 5 days, and L can finish the same task in 10 days. If K and L work together, but after 2 days K leaves, how many more days will it take to complete the task?
Question 23 of 25
Medium
Time & Work
A and B can complete a piece of work in 12 days and 15 days respectively. They start working together but after 3 days, A leaves. In how many more days will B complete the remaining work?
Question 24 of 25
Medium
Time & Work
A and B together do 1 work in 12 days. A alone in 20. B alone?
Question 25 of 25
Medium
Time & Work