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Numbers Online Exam Quiz

Important questions about Numbers. Numbers MCQ questions with answers. Numbers exam questions and answers for students and interviews.

1. Find the next number in the series 3, 4, 5, 5, 12, 13, 7, 24, 25, 8, 15, ...

Options

A : 26

B : 16

C : 17

D : 18

3. About 4 out of 5 students are left handed. If there are totally 40 students in an class. How many would be left handed ?

Options

A : 40

B : 45

C : 32

D : 30

4. What will come in place of the question mark (?) in the following questions ? 22% of ? + 166.64 = 340

Options

A : 788

B : 786

C : 784

D : 792

5. The sum of three consecutive odd numbers is 93. What is the middle number?

Options

A : 31

B : 33

C : 29

D : 27

6. If x is a whole number, then x²(x² - 1) is always divisible by ?

Options

A : 4

B : 8

C : 12

D : None

7. Find the number of factors of 9321 ?

Options

A : 4

B : 5

C : 7

D : 8

8. The product of a number and its multiplicative inverse is

Options

A : 1

B : 0

C : -1

D : Infinity

9. 3131×31-27 =?

Options

A : 961 x 861

B : 961 x 961

C : 961 x 2

D : 29791

10. What is the remainder when 1523+2323 is divided by 19 ?

Options

A : 4

B : 3

C : 1

D : 0

1. Find the next number in the series 2, 3, 4, 8, 9, 10, 11, 16, 17, 18, 19, 20,...

Options

A : 27

B : 26

C : 24

D : 25

2. Find the next number in the series 141,137,146,130,155,119,...

Options

A : 147

B : 168

C : 162

D : 182

6. A number divided by 296 leaves the remainder 75. If the same number is divided by 37, what will be the remainder ?

Options

A : 0

B : 1

C : 11

D : 8

7. The sum of the digits of a two-digits number is 10,while when the digits are reversed, the number decreases by 54. Find the changed number ?

Options

A : 28

B : 19

C : 37

D : 46

9. How many numbers with distinct digits are possible product of whose digits is 18?

Options

A : 12

B : 8

C : 6

D : 4

10. How many remainders are possible if 16n is divided by 9 for any positive integral value of n ?

Options

A : 1

B : 2

C : 3

D : 4

1. Find the remainder when 1234 x 1235 x 1237 is divided by 8.

Options

A : 4

B : 2

C : 0

D : 6

2. A six-digit number is formed by repeating a three-digit number; for example, 404404 or 415415 etc. Any number of this form is always exactly divisible by

Options

A : 101

B : 901

C : 1001

D : 789

3. A teacher multiplies 987 by a certain number and obtains 556781 as her answer. If in the answer, both 6 and 7 are wrong but the other digits are correct, then the correct answer will be

Options

A : 553681

B : 555181

C : 556581

D : 555681

4. What is the right most integer of the expression 65776759 + 54697467 ?

Options

A : 4

B : 6

C : 9

D : 0

5. A box contains 90 screws each of 100 gms and 100 bolts each of 150 gms. If the entire box weighs 35.5 kg, then the weight of the empty box is ?

Options

A : 10.5 kgs

B : 12 kgs

C : 9.6 kgs

D : 11.5 kgs

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