Average MCQs
Practice free Average multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 516 questions — no login required.
Question 397easy
3 years age, the average age of a family of 5 members was 17 years. A baby having been born, the average age of the family is same today. The present age of the baby is :
Question 398easy
If the average of 5 consecutive integers is x then, find the average of next to next 5 consecutive integers.
Question 399easy
The average age of P, Q and R is 15 years more than R's age. If the total age of P and Q together is 39 years, then R's age is ?
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Question 400easy
Find the average of 1.11, 0.01, 0.101, 0.001, 0.11 = ?
Question 401easy
The average of 9 observations was found to be 35. Later on, it was detected that an observation 81 was misread as 18. The correct average of the observation is -
Question 402easy
Out of 20 boys, 6 are each of 1 m 15 cm height, 8 are of 1 m 10 cm and rest of 1 m 12 cm. The average height of all of them is :
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Question 403easy
The average of the largest and smallest 3 digits numbers formed by 0, 2 and 4 would be :
Question 404easy
The average of five numbers is 7. If three new numbers would be added, then the new average comes out to be 8.5. What is the average of those three new numbers ?
Question 405easy
The average age of a family with 5 members is 28. If one of the 5 members of age 20 is excluded the average age of the family becomes -