Quiz 7

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Question no. 15 pumps, working 4 hours a day, can empty a tank in 3 days. How many hours a day must 6 pumps work to empty the tank in 1 day?
Question no. 2If the cost of x meters of wire is d rupees, then what is the cost of y meters of wire at the same rate?
Question no. 3Running at the same constant rate, 4 identical machines can produce a total of 200 bottles per minute. At this rate, how many bottles could 8 such machines produce in 2 minutes?
Question no. 4A fort had provision of food for 100 men for 30 days. After 3 days, 10 men left the fort. The number of days for which the remaining food will last, is:
Question no. 53 persons can repair a road in 2 days, working 8 hours a day. In how many days will 4 persons, working 12 hours a day, complete the work?
Question no. 6A man completes 5/8 of a job in 10 days. At this rate, how many more days will it takes him to finish the job?
Question no. 7If a Half kg of potato costs 120 paise, how many paise will 250 gm cost?
Question no. 8In a dairy farm, 20 cows eat 20 bags of husk in 20 days. In how many days one cow will eat one bag of husk?
Question no. 9A wheel that has 9 cogs is meshed with a larger wheel of 18 cogs. When the smaller wheel has made 32 revolutions, then the number of revolutions mad by the larger wheel is:
Question no. 10If 10 spiders make 10 webs in 10 days, then 5 spider will make 5 web in how many days?

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