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.

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

2345273849294956492784

How many 9's are there which are immediately preceded by number 4?

Options :

Answer : C

Explanation

There are three 9's which are immediately preceded by number 4.

Q 2 - Find the next number in the following series

5646554554445343524

Options :

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

12323334345356367

Options :

Answer : B

Explanation

The sequence is like: 123 233 343 453 563 673. Hence 3 will come.

Look at the following numbers and answer the question

241 422 533 279 488

Q 4 - What is the sum of 1^st and 3^rd digit of the 2^nd lowest number?

Options :

Answer : B

Explanation

The 2^nd lowest number is 279 and sum of 2 and 9 is 11.

Look at the following numbers and answer the question

535 987 229 406 502

Q 5 - Which number will be the highest if all the numbers are written in the reverse order?

Options :

Answer : D

Explanation

When 229 is written in reverse order, it will be 922, which is the highest number.

Look at the following numbers and answer the question

535 987 229 406 502

Q 6 - If 5 is subtracted from all the digits of highest number then the number formed will be

Options :

Answer : A

Explanation

432 is the number that will be formed if 5 is subtracted from all the digits of highest number that is 987.

Look at the following numbers and answer the question

621 597 245 331 208

Q 7 - Which of the given numbers will be the highest if all the numbers are written in the reverse order?

Options :

Answer : D

Explanation

When 208 is written in reverse order it will become 802, which is the highest number.

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

894930280922345273849294956492784

How many 2's are there which are immediately followed by an even number?

Options :

Answer : B

Explanation

There are only two 2's which are immediately followed by an even number.

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

234527384929495649278446237863427

How many 7's are there which are immediately preceded by an even number?

Options :

Answer : C

Explanation

There are only three 7's which are immediately preceded by an even number.

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

876438737233822345273849294956492784

How many 8's are there which are immediately preceded by an odd number 3?

Options :

Answer : C

Explanation

There are three 8's which are immediately preceded by the odd number 3.

reasoning_number_series.htm