22. If 8 men can reap 80 hectares in 24 days then how than y hectares can 36 men reap in 30 days?

A. 350 .

B.400

C.425

D.450

23. A certain number of persons can dig a trench 100 m long 50 m broad and 10 m deep in 10 days. The sam

A. 400 m

B. 500 m

C. 800m

D. 900 m

24. If 5 men or 9 women can do a piece of work in 19 days then in how many days will 3 men and 6 women

A.12

B.15

C.18

D.21

25. 49 pumps can empty a reservoir in 6 days working 8 hours a day. If 196 pumps are used for 5 hours ea

A. 2 days

B. 2-1/2 days

C. 2-3/5 days

D. 3 days

26. 30. Laborers working 7 hours a day can finish a piece of work in 18 days. If the laborers work 6 hou

A.15

B.21

C.22

D.25

27. If 7 spiders make 7 webs in 7 days then 1 spider will make 1 web in how many days?

A.1

B.02-Jul

C.7

D.49

28. If 18 pumps can raise 2170 tonnes of water in 10 days working 7 hours a day; in how many days will 1

A.6

B.7

C.8

D.9

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