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

• 1. 25
• 2. 27
• 3. 30
• 4. 35

Question: The average of 35 students in a class is 16 years. The average age of 21 students is 14. What is the average age of remaining 14 students?

• 1. 15 years
• 2. 17 years
• 3. 18 years
• 4. 19 years

Question: The average of runs of a cricket player of 10 innings was 32. How many runs must he make in his next innings so as to increase his average of runs by 4?

• 1. 2
• 2. 4
• 3. 70
• 4. 76

Question: In the first 10 overs of a cricket game, the run rate was only 3.2. What should be the rate in the remaining 40 overs to reach the target of 282 runs?

• 1. 6.25
• 2. 6.5
• 3. 6.75
• 4. 7

Question: If the arithmetic mean of seventy five numbers is calculated, it is 35. If each number is increased by 5, then mean of new number is___________?

• 1. 30
• 2. 40
• 3. 70
• 4. 90

Question: The mean of 50 observations was 36. It was found later that an observation 48 was wrongly taken as 23. The corrected new mean is___________?

• 1. 35.2
• 2. 36.1
• 3. 36.5
• 4. 39.1

Question: A pupil’s marks were wrongly entered as 83 instead of 63. Due to the average marks for the class got increased by half. The number of pupils in the class is___________?

• 1. 10
• 2. 20
• 3. 40
• 4. 73

Question: The average age of 15 students of a class is 15 years. Out of these, the average age of 5 students is 14 years and that of the other 9 students is 16 years. The age of the 15th student is____________?

• 1. 11 years
• 2. 14 years
• 3. 15 years
• 4. 15 2/7 years

Question: The average weight of A, B and C is 45 kg. If the average weight of A and B be 40 kg and that of B and C be 43 kg, then the weight of B is___________?

• 1. 17 kg
• 2. 20 kg
• 3. 26 kg
• 4. 31 kg

Question: The average monthly income of P and Q is Rs. 5050. The average monthly income of Q and R is 6250 and the average monthly income of P and R is Rs. 5200. The monthly income of P is____________?

• 1. Rs. 3500
• 2. Rs. 4000
• 3. Rs. 4050
• 4. Rs. 5000