A. 20 days
B. 30 days
C. 35 days
D. 50 days
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Related Mcqs:
- In a hostel there were 100 students. To accommodate 20 more students the average is decreased by rupees 5. But total expenditure increased by Rs.400. Find the total expenditure of the hostel now?
A. Rs.5000
B. Rs.4600
C. Rs.5400
D. Rs.2300 - At an inn there are provisions sufficient for 20 days for 40 people. At the end of every 10 days 5 people leave off. How many days the provision will be sufficient for new?
A. 20
B. 40
C. 30
D. none - A garrison has provisions for 40 days. At the end of 5 days half of the men left the garrison. How long the food will last for?
A. 45 days
B. 35 days
C. 70 days
D. 80 days - At a ship the food was enough for 50 people. But after 10 days half of the men died due to some viral disease and the food is sufficient for as long as before. How long the food was sufficient for then?
A. 20
B. 60
C. 70
D. 50 - At any army camp the provisions were stored for 40 days but ten days after the no. of soldiers become double. Now the food lasts for x days. What is x?
A. 30
B. 40
C. 50
D. 15 - A and B can do a piece of work in 21 and 24 days respectively.They start the work together and after some days, A leaves and B completes the rest of the task in 9 days. After how many days did A leave?
A. 5
B. 6
C. 7
D. 8 - P can do a work in 24 days. Q can do the same work in 9 days and R can do the same in 12 days. Q and R start the work and leave after 3 days. P finishes the remaining work in_________days.
A. 10
B. 9
C. 11
D. 12 - C takes 6 days to complete half of a work and D takes 5 days to complete 1/3rd of the same work. They take turns to complete the task. If C works for the first 4 days, in how many days will D complete the rest of the work without the help of C?
A. 10 days
B. 12 days
C. 8 days
D. 9 days - P and Q can do a work in 30 days. Q and R can do the same work in 24 days and R and P in 20 days. They started the work together, but Q and R left after 10 days. How many days more will P take to finish the work?
A. 10
B. 8
C. 18
D. 19 - A garrison has provision for 30 days for certain men. If 2/3 of them do not attend the mess then the food will last for?
A. 50 days
B. 90 days
C. 65 days
D. 55 days
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