Number Series Online Quiz


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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.

21345273849294195649127814

How many 1's are there which are immediately preceded by an even number and immediately followed by an odd number?

Options :

A - One

B - Two

C - Three

D - Four

Answer : B

Explanation

There are only two 1's which are immediately preceded by an even number and immediately followed by an odd number.

Q 2 - Find the next number in the following series

5646554554445343524

Options :

A - 5

B - 6

C - 2

D - 4

Answer : C

Explanation

The sequence is like: 56 46 55 45 54 44 53 43. Hence 2 will come.

Q 3 - Find the next number in the following series

616263646566676

Options :

A - 6

B - 9

C - 7

D - 8

Answer : D

Explanation

The sequence is like: 6 16 26 36 46 56 66 76 86. Hence 8 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, then what will be the sum of 2nd highest and 3rd highest number?

Options :

A - 1097

B - 1098

C - 1099

D - 1119

Answer : C

Explanation

Addition of 532 and 567 is 1099.

Look at the following numbers and answer the question

241 422 533 279 488

Q 5 - If all the numbers are written in the reverse order, what will be the number formed if 1 is added to all the digits of the 2nd highest number?

Options :

A - 935

B - 924

C - 995

D - 789

Answer : C

Explanation

After writing the number in reverse order. the 2nd highest number is 884. If we will add 1 to all the digits then the number that will be formed is 995.

Look at the following numbers and answer the question

535 987 229 406 502

Q 6 - What number will we get if we divide the highest number by 3

Options :

A - 365

B - 370

C - 329

D - 275

Answer : C

Explanation

987 is the highest number so when it is divided by 3, the answer is 329.

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.

34543576782345273848785676489478

Which of the following digits is 7th to the right of 10th digit from left?

Options :

A - 8

B - 3

C - 4

D - 6

Answer : B

Explanation

The 7th digit to the right of 10th digit from left is 3.

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

498390809234527384929049564920784

How many 0's are there which are immediately followed by an odd number?

Options :

A - One

B - Two

C - Three

D - Four

Answer : B

Explanation

There are only two 0's which are immediately followed by an odd number.

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

23376478236476238745273848785676489478

Which digit is 16th to left of 5th from right?

Options :

A - 7

B - 3

C - 4

D - 6

Answer : A

Explanation

7 is 16th to the left of 5th from right.

reasoning_number_series.htm
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