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If the average of 13 different numbers is 15, and if all the numbers are positive integers then what is the largest possible value of the average of the...
Average weight of 13 nurses is 45 kg. If the weight of one more nurse is included, then average weight is increased by 1 kg. Find the weight of the newl...
The average of n numbers is 65. If each of 54% of the numbers is increased by 15 and each of the remaining numbers is decreased by 10, then the new aver...
The average weight of a group of NN children is (N+1)(N + 1) kg. When a child weighing 36.5 kg leaves the group, the average weight decreases by 0.5 kg....
The average of 27 numbers is 20.The average of first 13 numbers is 15 and that of the last 13 numbers is 18. What will be the 27th number?
There are 15 numbers such that average of first 12 numbers is 25 while the average of last five numbers is 44. Find the 12th number, if the ratio betwee...
The average selling price of rice is Rs. 5 per kg more than the average selling price of pulses. The quantity of pulses sold is 25% more than the quanti...
Mishti bought 20 kg apples for Rs 60 per kg, b kg apples for Rs 70 per kg and (b + 6) kg apples for Rs 50 per kg. She mixed all type of apples together ...
The average weight of P and his three friends is 55 kg. If P is 4 kg more than the average weight of his three friends, what is P's weight (in kg)?
Average of four numbers is 24. Sum of smallest and largest number is 53. If difference between other two numbers is 1, then find the square of second sm...
