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 3 of 17

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Q21.
Which of the following number is divisible by 24 ?
Discuss
Answer: (d).3125736
Q22.
(753 x 753 + 247 x 247 - 753 x 247)/ (753 x 753 x 753 + 247 x 247 x 247) = ?
Discuss
Answer: (a).1/1000
Q23.
(?) + 3699 + 1985 - 2047 = 31111
Discuss
Answer: (b).27474
Q24.
If the number 481 * 673 is completely divisible by 9, then the smallest whole number in place of * will be:

a.

2

b.

5

c.

6

d.

7

Discuss
Answer: (d).7
Q25.
The difference between the local value and the face value of 7 in the numeral 32675149 is
Discuss
Answer: (d).69993
Q26.
On dividing a number by 56, we get 29 as remainder. On dividing the same number by 8, what will be the remainder ?

a.

4

b.

5

c.

6

d.

7

Discuss
Answer: (b).5
Q27.
If n is a natural number, then (6n^2 + 6n) is always divisible by:
Discuss
Answer: (b).6 and 12 both
Q28.
107 x 107 + 93 x 93 = ?
Discuss
Answer: (c).20098
Q29.
What will be remainder when (67^67 + 67) is divided by 68 ?
Discuss
Answer: (c).66
Q30.
On dividing a number by 5, we get 3 as remainder. What will the remainder when the square of the this number is divided by 5 ?

a.

0

b.

1

c.

2

d.

4

Discuss
Answer: (d).4