20 men can do a job in 10 days, working 8 hours a day, If women are 33.33% more efficient than men, how many woman will it take to finish the same job in 10 days. Working 6 hours a day ?
Op 1: 10
In a stream running at 2 kmph, a motorboat goes 6 km upstream and back again to the starting
point in 33 minutes. Find the speed of the motorboat in still water.
Two friends A and B working together completed a work in 26 days. Their skills of doing the work are in the ratio 8:5. How many days will B take, if engaged alone?
(a) 10 days
(b) 16 days
(c) 12 days
If the price of sugar rises from Rs. 6 per kg to Rs. 7.50 per kg, a person, to have no increased in his expenditure on sugar, will have to reduce his consumption of sugar by :
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