Time Left - 20:00 mins
Quant Quiz on Average: Level -3
Attempt now to get your rank among 5588 students!
Question 1
The average of 7 consecutive odd numbers, if the smallest of those numbers is denoted by k :
Question 2
Mean of 10 numbers is 30. Later on it was observed that numbers 15, 23 are wrongly taken as 51, 32. The correct mean is
Question 3
A batsman has a certain average for 11 innings. In the 12th innings, he made a score of 90 runs and thereby decreased his average by 5. His average after 12th innings is ____.
Question 4
Out of 10 teachers of a school, one teacher retires and in his place, a new teacher of age 25 years joins. As a result, average age of teachers is reduced by 3 years. The age (in years) of the retired teacher is :
Question 5
The average marks obtained by 22 candidates in an examination are 45. The average marks of the first 10 are 55 and those of the last eleven are 40. The number of marks obtained by the eleventh candidate is
Question 6
The average weight of 40 children of a class is 36.2 kg. When three more children with weights 42.3 kg, 39.7 kg and 39.5 kg join the class, the average weight of the 43 children in the class is:
Question 7
The average age of a cricket team of 11 players is the same as it was 3 years back because 3 of the players whose current average age of 33 years were replaced by 3 youngsters. The average age of the newcomers is
Question 8
Of the three numbers, the first number is twice of the second and the second is thrice of the third number. If the average of these 3 numbers is 20, then the sum of the largest and smallest numbers is
Question 9
The average temperature of the first 4 days of a week was 37 °C and that of the last 4 days of the week was 41 °C. If the average temperature of the whole week was 39 °C, the temperature of the fourth day was
Question 10
The average of the three numbers x, y and z is 45. x is greater than the average of y and z by 9. The average of y and z is greater than y by 2. Then the difference of x and z is
- 5588 attempts
- 23 upvotes
- 268 comments
Aug 1SSC & Railway
