(24 + 1)² = 25² = 625 (19 + 1)² = 20² = 400
The average age of Anuj, Saroj and Tanuj is 36 years. The average age of Anuj and Saroj is 30 years, while the average age of Tanuj and Anuj is 36 years...
The average weight of 12 students in a dance class is 45 kg. If the weight of 3 instructors is also included, then the new average weight of each person...
According to Ben, his age is between 30 and 34 years, while his wife thinks his age is between 32 and 36 years. His son believes his age is between 31 a...
Anil bought 27 notebooks for Rs.1280 from shop A and 20 notebooks for Rs.1211 from shop B. What is the average price he paid per book?
The average of 8 numbers is 5.95. The average of two of them is 5.4, while the average of the other two is 5.86. the average of the remaining four numbe...
The average number of sweets distributed in a class of 90 students is 6. If lsquo;xrsquo; number of students newly joined the class and the average beco...
Average of four numbers is 28. Sum of smallest and largest number is 57. If difference between other two numbers is 1, then find the square of second sm...
The average weight of 4 persons is 33 kg. The heaviest person’s weight is 30 kg more than the lightest person’s weight. If the average weight of the...
The average weight of 16 people in a group is 75 kg. If the heaviest person who weighs 95 kg is replaced by a new person, and the average weight of the ...
Average of 15 observations calculated by a student was 70 but when he again went through his observations he realised that he took value of three observ...
