The average price of three items of furniture is Rs. 15000. If their prices are in the ratio 3 : 5 : 7, the price of th…

The average of x numbers is y<sup>2</sup> and the average of y numbers is x<sup>2</sup>. So, th…

The average weight of 45 students in a class is 52 kg. Five of them whose average weight is 48 kg leave the class and ot…

The average weight of three boys A, B and C is $$54\frac{1}{3}$$ kg, while the average weight of B, D and E is 53 kg. Wh…

Find the average of all the numbers between 6 and 34 which are divisible by 5 -

In a class, the average score of girls in an examination is 73 and that of boys is 71. The average score for the whole c…

The average marks of 14 students was 71. It was later found that the marks of one of the student has been wrongly enter…

The average wages of a worker during a fortnight comprising 15 consecutive working days was Rs. 90 per day. During the f…