The average weight of 3 men, A, B and C is 84 kg. Another man D joins the group and the average now becomes 80 kg. If an…

A coaching institute has students in 3 batches – X, Y and Z. In a certain examination, the average marks obtained …

The average of two numbers is 6.5 and square root of their product is 6. What are the numbers?

The sum of three consecutive even numbers is 28 more than the average of these three number. Then the smallest of these …

The average of runs of a cricket player of 10 innings was 32. How many runs must he make in his next innings so as to in…

The average of six numbers is x and the average of three of these is y. If the average of the remaining three is z, then…

The average weight of 47 balls is 4 g. if the weight of the bag (in which the balls are kept) be included; the calculate…

The sum of the three consecutive even numbers is 44 more than the average of these numbers. Which of the following is th…