Number Theory MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Number Theory, a fundamental topic in the field of Aptitude. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Number Theory MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Number Theory mcq questions that explore various aspects of Number Theory problems. Each MCQ is crafted to challenge your understanding of Number Theory principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Aptitude tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Number Theory MCQs are your pathway to success in mastering this essential Aptitude topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Number Theory. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Number Theory knowledge to the test? Let's get started with our carefully curated MCQs!

Number Theory MCQs | Page 2 of 17

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Q11.
5358 x 51 = ?
Discuss
Answer: (a).273258
Q12.
The sum of first five prime numbers is:
Discuss
Answer: (d).28
Q13.
The difference of two numbers is 1365. On dividing the larger number by the smaller, we get 6 as quotient and the 15 as remainder. What is the smaller number ?
Discuss
Answer: (b).270
Q14.
(12)^3 x 6^4 ÷ 432 = ?
Discuss
Answer: (a).5184
Q15.
72519 x 9999 = ?
Discuss
Answer: (a).725117481
Q16.
If the number 517*324 is completely divisible by 3, then the smallest whole number in the place of * will be:
Discuss
Answer: (c).2
Q17.
The smallest 3 digit prime number is:
Discuss
Answer: (a).101
Q18.
Which one of the following numbers is exactly divisible by 11?
Discuss
Answer: (d).415624
Q19.
(?) - 19657 - 33994 = 9999
Discuss
Answer: (a).63650
Q20.
The sum of first 45 natural numbers is:
Discuss
Answer: (a).1035