Q1. A project manager hired 16 men to complete a project in 40 days However after 30 days he realized that only 4 9 th of the work is complete How many more men does he need to hire to complete the project on time

Q2. A can do a piece of work in 40 days B can do the same in 30 days A started alone but left the work after 10 days then B worked at it for 10 days C finished the remaining work in 10 days C alone can do the whole work in

Q3. A contract is to be completed in 56 days and 104 men were set to work each working 8 hours a day After 30 days 2 5 of the work is completed How many additional men may be employed so that the work may be completed in time each man now working 9 hours day

Q4. A piece of work has to be completed in 50 days a number of men are employed but it is found that only half of the work is done in 30 days then an additional 20 men were joined to complete the work on time How many men initially put to work

Q5. 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