Question 1
Find the mean of the first 17 natural numbers.
Correct Answer:
9
Question 2
The average of four numbers is 7. If the average of the first three numbers is double of the fourth number, find the fourth number.
Correct Answer:
4
Question 3
The average of four numbers is 28. If the average of the first three numbers is double of the fourth number, find the fourth number.
Correct Answer:
16
Question 4
The average of four numbers is 14. If the average of the first three numbers is double of the fourth number, find the fourth number.
Correct Answer:
8
Question 5
There are 60 questions in a competitive exam. 3 marks are awarded for each correct answer, while 2 marks are deducted for each incorrect answer. Archana answered 47 questions correctly. If she attempts all the questions, how many marks did she get?
Correct Answer:
115
Question 1
Exam overview

About this Exam

Prepare with the International Mathematical Olympiad (IMO) practice quiz. This question bank includes 28 questions covering numbers, find, average, number, and first. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

More details

Additional Information

International Mathematical Olympiad (IMO)

This practice set contains 28 questions from the matching question bank and focuses on numbers, find, average, number, and first. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

Quiz information

Frequently Asked Questions

The complete question count is available after full access is unlocked.
No fixed duration is currently configured for this quiz.
Question explanations are included where they are available in the quiz content, helping you review the reasoning after answering.
Yes. You can retake the practice test again as you continue studying during your available access period.
After your access is confirmed, you can continue into the complete practice exam from this quiz flow.
Unless explicitly stated otherwise, this page provides independent practice material for study and exam preparation and is not the official examination itself.
Keep studying

Related Questions