In 2011, the arithmetic mean of the annual incomes of Ramesh and Suresh was Rs. 3800. The arithmetic mean of the annual …

Of the three numbers, the first is twice the second and the second is twice the third. The average of the reciprocal of …

Average age of 6 sons of a family is 8 years. Average age of sons together with their parents is 22 years. If the father…

The average weight of A, B and C is 40 kgs. Weight of C is 24 kgs more than A’s weight and 3 kgs less than B&rsquo…

The average age of seven boys sitting in a row facing North is 26 years. If the average age of the first three boys is 1…

The average age of 20 boys in a class is 12 years. 5 new boys are admitted to the class whose average age is 7 years. Th…

The average of first five multiples of 3 is:

The average monthly income of a family of four earning members was Rs. 15130. One of the daughters in the family got mar…