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2701.A boat takes half time in moving a certain distance downstream than upstream. The ratio of the speed of the boat in still water and that of the current is?
2702.Average weight of four boys is 24 kg. If the weight of another boy is also included, their average weight becomes 24.6 kg. Find the weight of the fifth boy?
2703.The price of sugar increases by 20%. By what percent must a house wife reduce the consumption of sugar, so that the expenditure on sugar is the same as before ?
2704.A reduction of 12.5% in the price of a dining table brought down its price to Rs. 4375. The original price (in Rs.) of the table was?
2705.A and B can complete a work in 15 days and 10 days respectively. They started doing the work together but after 2 days B had to leave and A alone completed the remaining work. The whole work was completed in
2706.If cost of sugar increases by 25%. How much percent consumption of sugar should be decreased in order to keep expenditure fixed?
2707.If the price of an item is increased by 20% and the new price is $60, what was the original price?
2708.The present average age of a family of five members is 26 years. If the present age of the youngest member in the family is ten years, then what was the average age of the family at the time of the birth of the youngest member ? (Assume no death occurred in the family since the birth of the youngest).
2709.Find the next number in the series. 4, 9, 20, 43,90 ?
2710.The average of non-zero number and its square is 5 times the number. The number is_?