There are five boxes in cargo hold. The weight of the first box is 200 kg and the weight of the second box is 20% higher…

The mean weight of 100 students in a class is 46 kg. The mean weight of boys is 50 and of girls is 40 kg. Therefore, the…

Average of ten positive numbers is x. If each number is increased by 10%, then x :

The difference between two angles of a triangle is 24°. The average of the same two angles is 54°. Which one of …

The average of six numbers is 32. If each of first three numbers is increased by 2 and each of the remaining three numbe…

The average of odd numbers up to 100 is

If a, b, c, d, e are five consecutive odd numbers, their average is :

Five years ago, the average age of P and Q was 25. The average age of P, Q and R today is 25. Age of R after 5 years wil…