Q1. P can do 2 5 of the work in 10 days and Q can do 4 5 of the work in 16 days If both of them start working together then the time in which the work can be done

Q2. If 20 men can do a piece of work in 42days working 8 hours per day then how many men are required to complete the work working 5 hours per day in 33 days

Q3. A B and C can do a piece of work in 24 30 and 40 days respectively They start the work together but C leaves 4 days before the completion of the work In how many days is the work done

Q4. If 5 engines consume 6 metric tonnes of coal when each is running 9 hours a day How much coal in metric tonnes will be needed for 8 engines each running 10 hours a day it being given that 3 engines of the former type consume as much as 4 engines of latter type

Q5. Atul can complete an assignment of economics in 10 days while Rekha can complete same assignment in 20 days If they together make this assignment and work on it for five days then what fraction of assignment left