Quantitative Aptitude Average Questions

1. On a certain day, temperatures recorded in a city are as follows: Time : 6 A.M., 12 A.M., 6 P.M., 12 P.M. Temp : 12.4°C, 18.8°C, 16.6°C, 10°C. The average temperature for the day is :

2. The average height of 30 boys out of a class of 50, is 160 cm. If the average height of the remaining boys is 165 cm, the average height of the whole class (in cm) is :

3. The average of first five multiples of 3 is :

4. The average of 7 consecutive numbers is 33. The largest of these numbers is :

5. The mean of 1², 2², 3², 4², 5², 6², 7² is :

6. The average of four consecutive even numbers is 27. The largest of these numbers is :

7. The average of first five prime numbers is :

8. If a, b, c, d, e are five consecutive odd numbers, their average is :

9. The average of all odd numbers upto 100 is :

10. The average of first 50 natural numbers is :