Practice: Averages
Untimed practice ยท 25 questions in this set
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Question 1 of 25
Medium
Averages
A cricketer has an average score of 42 runs in 25 innings. How many runs must he score in his next inning to increase his average by 2 runs?
Question 2 of 25
Medium
Averages
The average score of three students in a test is 76. If the first student scored 78 and the second scored 82, what did the third student score?
Question 3 of 25
Medium
Averages
The average score of a class of 20 students is 85. If the highest score is removed, the average becomes 84. What was the highest score?
Question 4 of 25
Medium
Averages
The average age of a group of 5 friends is 25 years. If one more friend joins the group, the average age becomes 24 years. What is the age of the new friend?
Question 5 of 25
Medium
Averages
The average weight of a group of 15 people increases by 2 kg when a new person weighing 70 kg joins the group. What was the average weight of the original group?
Question 6 of 25
Medium
Averages
Mean of 5 numbers is 27. If one number is excluded, mean = 25. Excluded?
Question 7 of 25
Medium
Averages
A student scored an average of 60 marks in four subjects. If the total marks obtained in three subjects are 200, what is the mark obtained in the fourth subject?
Question 8 of 25
Medium
Averages
The average marks of 45 students in a class is 70. If the marks of the 5 highest-scoring students are not considered, the average becomes 68. What is the average marks of the top 5 students?
Question 9 of 25
Medium
Averages
The average age of 10 people in a room is 30 years. If a person aged 40 years leaves the room, what will be the new average age?
Question 10 of 25
Medium
Averages
Average of 10, 20, 30, 40, 50?
Question 11 of 25
Medium
Averages
The average age of a group of 10 people is 40 years. If a new person joins the group, the average age becomes 42 years. What is the age of the new person?
Question 12 of 25
Medium
Averages
The average of 4 numbers is 20. If one number is removed, the average becomes 15. What is the number removed?
Question 13 of 25
Medium
Averages
The average weight of 25 apples is 100 grams. If one apple weighing 120 grams is added, what is the new average weight?
Question 14 of 25
Medium
Averages
Average of 7, 12, 15, 20, 26?
Question 15 of 25
Medium
Averages
In a class of 50 students, the average score in a math test is 75. If the scores of 5 students who scored an average of 60 are removed, what is the new average score of the remaining students?
Question 16 of 25
Medium
Averages
The average of four consecutive even numbers is 27. What is the largest of these numbers?
Question 17 of 25
Medium
Averages
The average height of 30 students in a class is 150 cm. If the heights of the teacher and a new student are included, the average height increases by 1 cm. If the teacher's height is 180 cm, what is the height of the new student?
Question 18 of 25
Medium
Averages
The average score of a batsman in 10 innings is 50. How many runs must he score in the next inning to increase his average to 55?
Question 19 of 25
Medium
Averages
In a cricket match, the average score of 7 players is 48 runs. If the highest score is excluded, the average becomes 44. What was the highest score?
Question 20 of 25
Medium
Averages
The average mark obtained by 20 students is 45. If the marks of two students were wrongly entered as 35 and 50 instead of 40 and 55, find the correct average.
Question 21 of 25
Medium
Averages
The average monthly income of A and B is Rs. 12,000, and that of B and C is Rs. 15,000. If the average monthly income of A and C is Rs. 16,500, find B's monthly income.
Question 22 of 25
Medium
Averages
A batsman has an average score of 42 runs in 10 innings. How many runs must he score in the next innings to increase his average score to 45 runs?
Question 23 of 25
Medium
Averages
The average of 6 numbers is 12. If one number is removed, the average of the remaining numbers is 11. What is the number that was removed?
Question 24 of 25
Medium
Averages