The average of marks in Mathematics for 5 students was found to do 50. Later, it was discovered that in the case of one …

A batsman in his 12<sup>th</sup> innings makes a score of 63 runs and there by increases his average score b…

The average age of an adult class is 40 years. 12 new students with an average age of 32 years join the class, thereby d…

The average of 4 positive integers is 59. The highest integer is 83 and the lowest integer is 29. The difference between…

Total of Arun’s marks in Sanskrit and Mathematics together are 80 more than his marks in Science. His average mark…

If the average temperature of first four days of the week was 39°C and the average temperature of the week was 40&de…

The average weight of 8 men is increased by 1.5 kg when one of the men, who weight 65 kg is replaced by a new man. The w…

The average sale of car dealership was 15 cars per week. After a promotional scheme the average sale increased to 21 car…