1. 15 men take 21 days of 8 hours cach 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?
A. 30days
B. 40days
C. 41 days
D. None
2. If 80 lamps can be lighted 5 hours per day for 10 days for Rs. 21.25,then the number of lamps which can be lighted 4 hours daily for 30days for Rs. 76.50, is?
A. 130
B. 120
C. 140
D. 160
3. A contractor undertook to do a certain piece of work in 6 days. He employed certain number of men, but 4 of them being absent from the very first day, the rest could finish the work in 10 days. The number of men originally employed were:
A. 9
B. 10
C. 11
D. 12
4. If 9 engines consume 24 metric tons of coal, when each is working 8 hours a day, how much coal will be required for 8 engines, each running 13 hours a day, it is being given that 3 engines of former type consume as much as 4 engines of latter type?
A. 25 tons
B. 36 tons
C. 26 tons
D. 28 tons
5. A building is to be completed in 48 days. To meet the deadline 54 men were employed and were made to work for 10 hours a day. After 30 days 5/9th of the work was completed. How many more workers should be employed to meet the deadline if each workers are now made to work 8 hours a day?
A. 90
B. 54
C. 48
D. 36
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