Question : 12 men can complete a work in 6 days working 4 hours per day. If 4 men work 8 hours per day, then in how many days the same work will be completed?

Option 1: 8 days

Option 2: 6 days

Option 3: 9 days

Option 4: 10 days

Question : Working 12 hours per day, Raj can complete a work in 12 days. How many hours per day he should work to finish the same work in 9 days?

Option 1: 20 hours

Option 2: 24 hours

Option 3: 12 hours

Option 4: 16 hours

Question : 15 men can do a work in 15 days working 8 hours a day. N men can do twice the work in 20 days working 10 hours a day. What is the value of N?

Option 1: 14

Option 2: 12

Option 3: 16

Option 4: 18

Question : Suresh alone can do work in 10 days working 1 hour a day. Balu alone can do the same work in 2 days working 5 hours a day. How many hours do they need to work together in a day to complete the same work in 10 days?

Option 1: 1.5 hours

Option 2: 0.5 hours

Option 3: 1 hour

Option 4: 2 hours

Question : 18 men can do a piece of work in 20 days. After working for 8 days, they get a notice to complete the work 4 days earlier than originally scheduled. How many more men will be required to be hired to complete the work as per the new schedule?

Option 1: 9

Option 2: 12

Option 3: 8

Option 4: 15