29. If 80 lamps can be lighted 5 hours pr day for 10 days for Rs. 21.25 then the number of lamps which c
A.100
B.120
C.150
D.160
30. If 12 carpenters working 6 hours a day can make 460 chairs in 24 days how many .chairs will 8 carpe
A. 1260 •
B.1320
C.• 920 •
D.1380
31. 400 persons working 9 hours per day complete 1/4 th of the work in 10 days The . number of additiona
A.675
B.275
C.250
D.225
32. If 9 examiners can examine a certain number of answer books in 12 days working 5 hours a day for how
A.6
B.8
C.9
D.10
33. If 17 laborers in dig a ditch 20 In long in 18 days working 8 hours a day; how many more laborers sh
A.34
B.51
C.68
D.. 85
34. 20 men complete one-third of a piece of work in 20 days. How many more men should be employed to fin
A.10
B.12
C.15
D.0
35. If 18 binders bind 900 books in 10 days how many binders will be required to bind 660 books in 12 da
A.22
B.14
C.13
D.11
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