Q1 · medium · PYQ 2026
The average age of a group of 8 people is 20 years. One person leaves the group and the average age becomes 18 years. Find the age of the person who left.
- 34 years
- 19 years
- 26 years
- 25 years
Q2 · medium · PYQ 2024
The average of 9 numbers is 30. The average of the first 5 numbers is 25 and that of the last 3 numbers is 35. What is the 6th number?
- 30
- 50
- 40
- 20
Q3 · medium · PYQ 2018
The average of 14, 31 and another number is 30. What is the third number?
- 40
- 45
- 35
- 36
Q4 · medium · PYQ 2024
If the average of 9 consecutive even numbers is 132, find the difference between the first and the last numbers.
- 18
- 16
- 15
- 19
Q5 · medium · PYQ 2018
Samrat has an average of 51 after 11 completed innings. How much does he need to score in his next innings to raise his average by another two runs?
- 80
- 78
- 75
- 82