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In a boat there are 8 men whose average weight is increased by 1 kg when 1 man of 60 kg is replaced by a new man. What is weight of new comer?
In a box, there are 8 red, 7 blue and 6 green balls. One ball is picked up randomly. What is the probability that it is neither red nor green?
In a business, A and C invested amounts in the ratio 2 : 1 , whereas the ratio between amounts invested by A and B was 3 : 2 . If Rs. 157300 was their profit, how much amount did B receive?
In a certain code language ‘FILE’ is written as ‘UROV’. How will ‘SOUR’ be written in that code ?
In a certain code language ‘POND’ is written as ‘RSTL’. How will ‘HEAR’ be written in that code ?
In a certain store, the profit is 320% of the cost. If the cost increases by 25% but the selling price remains constant, approximately what percentage of the selling price is the profit?
In a certain time, the ratio of a certain principal and interest obtained from it are in the ratio 10 : 3 at 10% interest per annum. The number of years for which the money was invested is = ?
In a class the number of boys is more than the number of girls by 12% of the total strength.the ratio of boys to girls is
In a class there are 30 boys and their average age is 17 years. On one boy aged 18 years leaving the class and another joining, the average age becomes 16.9 years. The age of new boy is
In a class there are 35 girls and 20 boys and total average weight of class is 38 kg. Total average weight of boys is 52 kg. Find the approximate average weight of girls?
