The average temperature for the first four days of a week is 40.2° C and that of the last four days is 41.3° C. …

The average of the first five multiples of 3 is-

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

There were 24 students in a class. One of them, who was 18 years old, left the class and his place was filled up by a ne…

The average weight of first 11 persons among 12 persons is 95 kg. The weight of 12<sup>th</sup> person is 33…

Average of ten positive numbers is $$\overline x $$. If each number is increased by 10%, then $$\overline x $$ -

4 boys and 3 girls spent Rs. 120 on an average, of which boys spent Rs. 150 on the average. The the average amount spent…

A batsman makes a score of 84 runs in the 21<sup>st</sup> inning and thus increases his average by 2 runs. H…