Arithmetic Questions And Answers :: Chain Rule: part1

6.In a hospital there is a consumption of 1350 litres of milk for 70 patients for 30 days. How many patients will consume 1710 litres of milk in 28 days ?

7.If six men working 8 hours a day earn Rs. 840 per week, then 9 men working 6 hours a day will earn per week :

8.If 27 kg. of corn would feed 42 horses for 21 days, in how many days would 36 kg. of it feed 21 horses ?

9.If 17 labourers can dig a ditch 26 metres long in 18 days, working 8 hours a day, how many more labourers should be engaged to dig a similar ditch 39 metres long in 6 days, each labourer working 9 hours a day ?

10.If 20 men can build a wall 112 metres long in 6 days, what length of a similar wall can be built by 25 men in 3 days ?