Q1. 10 horses and 15 cows eat grass of 5 acres in a certain time How many acres will feed 15 horses and 10 cows for the same time supposing a horse eats as much as 2 cows

Q2. 30 men can complete a work in 16 days Six days after they started working so 20 more men joined them How many days will they now take to complete the remaining work

Q3. A and B together can do a piece of work in 12 days which B and C together can do in 16 days After A has been working at it for 5 days and B for 7 days C finishes it in 13 days In how many days could each do the work by himself

Q4. M and N can do a piece of work in 30 days while N and O can do the same work in 24 days and O and M in 20 days They all work together for 10 days when N and O leave How many days more will M take to finish the work

Q5. 15 men or 30 women can do a piece of work in 25 days In how many days will 34 men and 27 women do double the work