1. If 36 men can do a piece of work in 25 hours, in how many hours will 15 men do it?

 
 
 
 

2. dairy farm, 40 cows eat 40 bags of husk in 40 days. In how many days one cow ill eat one bag of
husk?

 
 
 
 

3. If 3 men or 6 boys can do a piece of work in 10 days, working 7 hours a day; how many days will it take to
complete a piece of work twice as large with 6 men and 2 boys working together for 8 hours a day?

 
 
 
 

4. On a scale of map, 0.6 cm represents 6.6 km. If the distance between the points on the.map is 80.5
cm, the actual distance between these points is:

 
 
 
 

5. In a camp, 95 men had provisions for 200 days. After5 days, 30 men left the camp. For how many days wiI
the remaining food last now?

 
 
 
 

6. A rope makes 70 rounds of the circumference of a cylinder whose radius of the base is 14 cm. How many
times can it go round a cylinder with radius 20 cm?

 
 
 
 

7. If the wages of 6 men for 15 days be Rs.2100, then find the wages of 9 men for 12 days:

 
 
 
 

8. An industrial loom weaves 0.128 meters of cloth every second .approximately, how many seconds will it
take for the loom to weave 25 meters or cloth?

 
 
 
 

9. If 15 toys cost Rs.234, what do 35 toys cost?

 
 
 
 

10. 49 persons can repair a road in 12 days, working 5 hours a day. In how many days will 30 persons, working
6 hours a day, complete the work?

 
 
 
 

11. If 18 binders bind 900 books in 10 days, how many binders will be required to bind 660 books in 12 days?

 
 
 
 

12. A garrison of 500 men had provisions for 27 days. After 3 days reinforcement of 300 men arrived. For
how many more days will the remaining od last now?

 
 
 
 

13. If 15 men, working 9 hours a day, can reap a field in 16 days, in how many days will 18 men reap the field,
working 8 hours a day?

 
 
 
 

14. If 11.25 m of a uniform iron rod weighs 42.75 Kg, what will be the weight of 6 m of the same rod?

 
 
 
 

15. 49 pumps can empty a reservoir in 6.5 days, working 8 hours a day. If 96 pumps are used for 5 hours each
day, then the same work will be completed in:

 
 
 
 

16. 15 men take 21 days of 8 hours each to do a piece of work. How many days of 6 hours each would 21
women take, if 3 Women do as much work as 2 men?

 
 
 
 

17. 36 men can complete a piece of work in 18 days. In how many days will 27 men complete the same work?

 
 
 
 

18. In a camp, there is a meal for 120 men or 200 children. If 150 children have taken the meal, how many men
will be created to with the remaining meal?

 
 
 
 

19. 3 pumps, working 8 hours a day, can empty a tank in 2 days. How many hours a day must 4 purmps work
to empty the tank in one day?

 
 
 
 

20. If 5 men or 9 women can do a piece of work in 19 days, then in how many days will 3 men and Bwomen do
the same work?

 
 
 
 

21. The price of 357 mangoes is Rs.1517.25. What will be the approximate price of 9 dozens of such
mangoes?

 
 
 
 

22. 4 mat-weavers can weave 4 mats in 4 days. At the same rate, how many mats would be.woven by 8 mat-
weavers in 8 days?

 
 
 
 

23. If 18 pumps can raise 2170 tonnes of water in 10 days, working 7 hours a day; in how many days will 16
pumps raise 1736 tonnes of water, working 9 hours à day?

 
 
 
 

24. If a quarter Kg of potato costs 60 paisa, how many paisa will 200 gm cost?:

 
 
 
 

25. If 8 men can reap 80 hectares in 24 days, then how many hectares can 36 men reap in 30 days?

 
 
 
 

26. 12 men working 8 hours per day complete a piece of a work in 18 days. How many hours a day must 15
men work to complete the same work in 12 days?

 
 
 
 

27. Some persons can do a piece of work in 12 days. Two times the number of such persons will do half of that
work in?

 
 
 
 

28. If the price of 6 toys is 264.37 what will be the approximate price of 5 toys?

 
 
 
 

29. A fort had provision of food for 150 men for 45 days. After 10 days, 25 men left the fort. The number of days
for which the remaining food will last, is:

 
 
 
 

30. If 7 spiders make 7 webs in 7 days, then one spider will make one web in how many days?

 
 
 
 

31. 20 men complete one-third of a piece of work in 20 days. How many more men should be emplòyed to
finish the rest of the work in 25 more days?

 
 
 
 

32. A man completes 5/8 of a job in 10 days. At this rate, how many more days will it take him to finish the job?

 
 
 
 

33. A flag staff 17.5 m high casts a shadow or length 40.26 m. the  height or the building, which casts a shadow
Or length 28.75 m under similar condition will be:

 
 
 
 

34. men and 7 boys can do a piece of work in 14 days; 3 men and 8 boys can do the same in 11 days.
Then 8 men and 6 boys can do three times the amount of this work in:

 
 
 
 

35. If 20 men can build a wall 56 meters long in 6 days, what length of a similar wall can be built by 35 men in 3
days?

 
 
 
 


Chain Rules mcqs test 01

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