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MathematicsTopic Question Bank50+ Solved MCQsUpdated October 2026👁️ 3.8k Topic Views

Average Questions & Answers

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Average — Key Concepts & Shortcuts

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Practice Questions for Average

18+ Solved MCQs

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The average of nine numbers is 50. If the first three numbers are 40, 60, and 80, what is the average of the remaining six numbers?

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Average Questions & Answers

Average — Key Concepts & Shortcuts

Practice Questions for Average

The average of nine numbers is 50. If the first three numbers are 40, 60, and 80, what is the average of the remaining six numbers?

Kanchan bought 51 books for ₹1,150 from one shop and 48 books for ₹925 from another. What is the average price (in ₹, rounded off to two decimal places) paid per book?

The average of 6.5, 10.7, 20.1, and a is 19. What is the value of a?

5 लगातार संख्याओं का औसत 15 है। इनमें से सबसे बड़ी संख्या कौन सी है?

The average of eight numbers is 42. If three of the numbers are 58, 42, and 76, what is the average of the remaining five numbers?

The average of eleven numbers is 112. If each number is divided by 4, what will be the new average?

5 men started a business contributing ₹20,000 each. Later on, a 6th man joined the partnership, contributing ₹2,000 less than the average contribution of all the 6 men. Find the amount contributed by the 6th partner.

The average of five numbers is 40. If one number is included, the average becomes 50. What is the included number?

The average marks of 28 students in Mathematics was 50. Eight students left the school and then this average increased by 5. What is the average marks obtained by the students who left the school?

The average of 7 consecutive integers is 20. What is the largest of these integers?

The average weight of 32 students in a class is 53.25 kg, and that of the remaining 16 students is 49.5 kg. Find the average weight (in kg) of all the students in the class.

The average weight of 25 persons increases by 1 kg when one man weighing 60 kg is replaced by a new person. What is the weight of the new person?

A sequence of seven consecutive integers is given. If the average of the first five integers in this sequence is 37, find the average of all the seven integers.

The average age of six children in a family is 14 years. When the ages of their mother and father are included, the average age of the entire family increases to 25 years. If the father is 10 years older than the mother, what is the mother's age (in years)?

The average of two numbers is 55. If one of the numbers is 120, what is the other number?

The average of seven numbers is 55. If two of the numbers are 50 and 45, what is the average of the remaining five numbers?

The average of three numbers is 20. If two of the numbers are 15 and 25, find the third number.

What is the average of prime numbers between 51 and 75?

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