Number Series Online Quiz



Following quiz provides Multiple Choice Questions (MCQs) related to Number Series. You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using Show Answer button. You can use Next Quiz button to check new set of questions in the quiz.

Questions and Answers

Q 1 - Study the following series and answer the question.

2345273849235294956492784

Which of the following digits is fifteenth from the right?

Options :

A - 4

B - 2

C - 8

D - 9

Answer : B

Explanation

The digit 2 is fifteenth from right.

Q 2 - Find the next number in the following series

8765432112345

Options :

A - 8

B - 9

C - 7

D - 6

Answer : D

Explanation

The sequence is like: 87654321 123456. Hence 6 will come.

Q 3 - Find the next number in the following series

1291239123491234

Options :

A - 5

B - 9

C - 7

D - 6

Answer : A

Explanation

The sequence is like: 129 1239 12349. Hence 5 will come.

Look at the following numbers and answer the question

235 324 765 875 952

Q 4 - If all the digits are written in reverse order, what is the sum of all the digits of 3rd lowest number?

Options :

A - 11

B - 10

C - 12

D - 13

Answer : B

Explanation

10 will be the number if all the digits of the 3rd highest number is added.

Look at the following numbers and answer the question

535 987 229 406 502

Q 5 - What is the sum of 1st and 2nd digit of the 2nd lowest number?

Options :

A - 4

B - 7

C - 9

D - 12

Answer : B

Explanation

The 2nd lowest number is 406 and addition of 4 and 0 is 4.

Look at the following numbers and answer the question

535 987 229 406 502

Q 6 - If all the numbers are written in the reverse order, what will be the number formed if 2 is subtracted from all the digits of the 2nd highest number?

Options :

A - 535

B - 567

C - 565

D - 589

Answer : B

Explanation

After writing the numbers in reverse order, the 2nd highest number is 789. If we will subtract 2 from all the digits then the number that will be formed is 567.

Look at the following numbers and answer the question

471 182 293 546 734

Q 7 - If the highest number is divided by 2, then the number formed will be

Options :

A - 365

B - 370

C - 367

D - 275

Answer : C

Explanation

734 is the highest number, so when it is divided by 2, the answer is 367.

Q 8 - Study the following series and answer the question.

253452738492949564927584

How many 5's are there which are immediately preceded by an odd number?

Options :

A - One

B - Two

C - Three

D - Four

Answer : B

Explanation

There are only two 5's which are immediately preceded by an odd number.

Q 9 - Study the following series and answer the question.

5646546754652345273849294956492784

How many 5's are there which are immediately preceded by and followed by an odd number?

Options :

A - None

B - Two

C - Three

D - Four

Answer : A

Explanation

There are no such 5's.

Q 10 - Study the following series and answer the question.

237235721534715745273848785676489478

Which of the following digits is 32nd from right?

Options :

A - 8

B - 3

C - 4

D - 6

Answer : B

Explanation

3 is 32nd digit from right.

reasoning_number_series.htm
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