The average of five numbers is 27. If one number is excluded, the average becomes 25. The excluded number is ?

Ajit has a certain average for 9 innings. In the tenth innings, he scores 100 runs thereby increasing his average by 8 r…

A grocer has a sale of Rs. 6435, Rs. 6927, Rs. 6855, Rs. 7230 and Rs. 6562 for 5 consecutive months. How much sale must …

There are three categories of jobs A, B and C. The average salary of the student who got the job of A and B categories i…

A cricketer whose bowling average is 24.85 runs per wickets, takes 5 wickets for 52 runs in next inning and thereby decr…

Average of n numbers is a. The first number is increased by 2, second one is increased by 4, the third one is increased …

Students of three different classes appeared in common examination. Pass average of 10 students of first class was 70%, …

If average of 20 observations x<sub>1</sub>, x<sub>2</sub>, . . . . . x<sub>20</sub>…