1.If 2 men and 3 boys can do a piece of work in 8 days and 3 men and 2 boys can do it in 7 days. In how many days will 5 men and 4 boys take to complete it? (1)
1) 4 days 2) 6 days 3) 7 days 4) 3 days 5) None of these
2. A contractor agrees to do a work in 36 days and employs 16men. After 20 days he finds that only 40% of the work is finished. In order to complete the work in the stipulated time how many more men he has to recruit? (3)
1) 30 2) 16 3) 144) 12 5) None of these
3. A and B can do a piece of work in 12 days, B and C in 15 days and A and C in 20 days. In what time can A, B and C together can complete it? (5)
1) 5 days 2) 12 days 3) 20 days 4) 4 days 5) None of these
4. In a garrison provision is sufficient for 1200 soldiers for 30 days. But after 12 days 400 more soldiers joined the garrison. Find for how many days provision last for them? (2)
1)15 days 2) 13.5 days 3) 12 days 4)14 days 5) None of these
5. 15 men would finish a piece of work in 60 days. If at the end of every 10 days, 5 additional men are employed, in how many days will it be finished? (1)
1) 40days 2) 15 days 3) 30 days 4) 50 days 5) None of these
