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Komal bought 20 kg rice for Rs 30 per kg, b kg rice for Rs 35 per kg and (b + 4) kg rice for Rs 25 per kg. She mixed all type of rice together and the a...
The ratio of the number of cats to sheep on a farm is 5:8. The total number of cats and sheep is 91. The combined weight of all t...
The average age of 4 children in a family is 30% of the average age of the mother and the youngest child. The total age of the father and the eldest chi...
The average age of A and B is 21 years. If A is to be replaced by C, the average would be 20 years. The average age of C and A is 22 years. Find the age...
The batting average for 27 innings of a cricket player is 47 runs. His highest score in an innings exceeds his lowest score by 157 runs. If these two i...
A bowler gives 15 runs per wicket. He gives 30 runs and takes 5 wickets in a last match after which his average becomes 13.5 runs per wicket. How many w...
The average marks of all the students decreased by 2 when it was found that marks of one of the student were wrongly interpreted as 80 instead of 40. Fi...
The average of five consecutive odd numbers is 61. What is the average of the first three numbers among them?
A number is such that when it is multiplied by 3, it gives another number which is as much above from 240 as the original number (itself) is below 240. ...
The average weight of 4 persons is 30 kg. The heaviest person’s weight is 24 kg more than the lightest person’s weight. If the average weight of the...