Practice: Averages

Question 1 of 25

Medium Averages

The average salary of 5 employees in a company is Rs. 30,000. If a new employee is hired at a salary of Rs. 45,000, what will be the new average salary?

Question 2 of 25

Medium Averages

Average of first 10 odd natural numbers?

Question 3 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 4 of 25

Medium Averages

Average of 5 consecutive even numbers is 30. The largest number is?

Question 5 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 6 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 7 of 25

Medium Averages

The average age of a class of 30 students is 15 years. If the age of the teacher is included, the average age increases by 1 year. What is the age of the teacher?

Question 8 of 25

Medium Averages

Average of 7, 12, 15, 20, 26?

Question 9 of 25

Medium Averages

The average salary of 30 employees in a company is $2000. If the manager, who earns $5000, is included, what will be the new average salary?

Question 10 of 25

Medium Averages

The average of 8 numbers is 20. If each number is increased by 2, what will be the new average?

Question 11 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 12 of 25

Medium Averages

Mean of 5 numbers is 27. If one number is excluded, mean = 25. Excluded?

Question 13 of 25

Medium Averages

Average of 10, 20, 30, 40, 50?

Question 14 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 15 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 16 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 17 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 18 of 25

Medium Averages

The average weight of 6 people is 70 kg. If one person leaves the group, the average weight of the remaining people is 68 kg. What was the weight of the person who left?

Question 19 of 25

Medium Averages

The average weight of 15 boys in a class is 68 kg. If the weight of the teacher is added, the average increases by 1 kg. What is the weight of the teacher?

Question 20 of 25

Medium Averages

Mean of 7 numbers is 18. After removing one number, mean becomes 17. Removed number?

Question 21 of 25

Medium Averages

The average weight of a group of 10 students is 50 kg. If the heaviest student's weight is removed, the average weight drops to 48.5 kg. What is the weight of the heaviest student?

Question 22 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 23 of 25

Medium Averages

In a class of 40, the average mark is 65. If 5 students are removed and average becomes 70, sum of removed marks?

Question 24 of 25

Medium Averages

Average age of 30 students is 14. With teacher, average becomes 15. Teacher's age?

Question 25 of 25

Medium Averages

The average marks obtained by 20 students in a class is 75. If the marks of two students are removed, the average becomes 78. If their marks differ by 4, find the marks of the student who scored higher.

Finish

The average salary of 5 employees in a company is Rs. 30,000. If a new employee is hired at a salary of Rs. 45,000, what will be the new average salary?

Average of first 10 odd natural numbers?

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?

Average of 5 consecutive even numbers is 30. The largest number is?

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?

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?

The average age of a class of 30 students is 15 years. If the age of the teacher is included, the average age increases by 1 year. What is the age of the teacher?

Average of 7, 12, 15, 20, 26?

The average salary of 30 employees in a company is $2000. If the manager, who earns $5000, is included, what will be the new average salary?

The average of 8 numbers is 20. If each number is increased by 2, what will be the new average?

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?

Mean of 5 numbers is 27. If one number is excluded, mean = 25. Excluded?

Average of 10, 20, 30, 40, 50?

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.

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?

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?

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?

The average weight of 6 people is 70 kg. If one person leaves the group, the average weight of the remaining people is 68 kg. What was the weight of the person who left?

The average weight of 15 boys in a class is 68 kg. If the weight of the teacher is added, the average increases by 1 kg. What is the weight of the teacher?

Mean of 7 numbers is 18. After removing one number, mean becomes 17. Removed number?

The average weight of a group of 10 students is 50 kg. If the heaviest student's weight is removed, the average weight drops to 48.5 kg. What is the weight of the heaviest student?

The average of 4 numbers is 20. If one number is removed, the average becomes 15. What is the number removed?

In a class of 40, the average mark is 65. If 5 students are removed and average becomes 70, sum of removed marks?

Average age of 30 students is 14. With teacher, average becomes 15. Teacher's age?

The average marks obtained by 20 students in a class is 75. If the marks of two students are removed, the average becomes 78. If their marks differ by 4, find the marks of the student who scored higher.

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