1 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 15 2 11 3 14 4 12   Answer: Option2

2 The captain of a cricket team of 11 members is 26 years old and the wicket keeper is 3 years older. If the ages of these two are excluded, the average age of the remaining players is one year less than the average age of the whole team. What is the average age of the team ?   1 23 years 2 25 years 3 20 years 4 22 years   Answer: Option1

3 The average of 20 numbers is zero. Of them, at the most, how many may be greater than zero ?   1 1 2 -1 3 0 4 none of these   Answer: Option3

4 The average salary of all the workers in a workshop is Rs. 8000. The average salary of 7 technicians is Rs. 12000 and the average salary of the rest is Rs. 6000. The total number of workers in the workshop is :   1 24 2 21 3 28 4 26   Answer: Option2

5 The average of 26,29,n,35 and 43 lies between 25 and 35. If n is always an integer and greater than the average of the given integers then the value of n is :   1 33 2 37 3 35 4 None of these   Answer: Option1

6 The average of five consecutive odd numbers is 61. What is the difference between the highest and lowest numbers :   1 6 2 8 3 10 4 4   Answer: Option2

7 A pupil's marks were wrongly entered as 83 instead of 63. Due to that the average marks for the class got increased by half. The number of pupils in the class is :   1 40 2 45 3 30 4 38   Answer: Option1

8 In an NGO the daily average wages of 20 illiterate employees is decreased from Rs.25 to Rs.10, thus the average salary of all the literate and illiterate employees is decreased Rs.10 per day. The No. of educated employees working in the NGO is :   1 15 2 20 3 10 4 Data Insufficient   Answer: Option3

9 If the arithmetic mean of seventy-five numbers is calculated, it is 35. if each number is increased by 5, then mean of new numbers is :   1 40 2 30 3 50 4 60   Answer: Option1

10 10 years ago, the average age of a family of 4 members was 24 years. Two children having been born (with age diference of 2 years), the present average age of the family is the same. The present age of the youngest child is :   1 5 2 3 3 7 4 2   Answer: Option2