Q1. Two persons P and Q can complete a Job in 26 days and 39 days respectively In what time they will finish the work if they started working together

Q2. A printer A can print one thousand books in 15 hours printer B can print the same number of books in 10 hours and printer C can print the same number of books in 12 hours If all the printers are started to print the books at 8 A M After sometime printer A is closed at 9 A M and printer B and printer C remains working Find at what time the printing will be completed

Q3. A is 50 more efficient than B If A can do a work in 30 days then find in how many will C do the work if C is 20 efficient of A and B together

Q4. The monsoon season is a month away At the Panchayat level it has been decided to harvest rainwater by digging a pond at the centre of each village In village Palampur three persons A B and C have volunteered for the job A can do the job in 24 days B in 9 days and C in 12 days B and C together start digging the pond but leave after 3 days The remaining job will be finished by A in

Q5. A contractor takes a contract to do a work in 30days by 30 men He found that 10 men were absent in first 10 days If all men become regular after 10 days then how many more men will be required to complete the work on time