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7 × 4 = 28 28 - 1 = 27
The average marks scored by 20 boys and 45 girls are 88 and 94 respectively. Find the average marks scored by all the students together. (Answer should ...
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...
Daksh bought 21 notebooks for Rs.1260 from shop A and 14 notebooks for Rs.1190 from shop B. What is the average price he paid per book?
The average of five even numbers is 38. If we replace two of these even numbers, 88 and 92, with a single even number X, the new average decreases by 4....
The average of 25, 46, and ‘y’ is 28. What is the value of ‘y’?
A bowler gives 15.2 runs per wicket. He gives 32 runs and takes 4 wickets in the last match after which his average becomes 14.4 runs per wicket. How ma...
A cricketer scored 240 runs in his first six matches of a tournament. Find the average runs the cricketer must score in the next four matches so that hi...
A kiosk has different brands of chips. 70% of the stores' sales are from selling potato chips. 30% of the sales are from 3 other chips and wafers. Every...
The average salary of 24 employees is recorded as ₹ 16,584. If the salary of an employee with value ₹14,526 was entered Wrongly as ₹ 41,238, then ...
The average of a set of 25 numbers is 98. For the first 14 numbers, the mean is 84, and for the last 8 numbers, the mean is 112. ...
