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.

2345273849294974898399356492784

How many 8's are there which are immediately preceded by an odd number and immediately followed an even number?

Options :

A - One

B - Two

C - Three

D - Four

Answer : B

Explanation

There are only two 8's which are immediately preceded by an odd number and immediately followed by an even number. They are 384 and 784.

Q 2 - Study the following series and answer the question.

234527384929764723684956492784

Which digit is 21st from right?

Options :

A - 3

B - 1

C - 8

D - 9

Answer : D

Explanation

the 21st number from right is 9.

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 the second highest number is divided by 5 then the number formed will be.

Options :

A - 165

B - 170

C - 175

D - 275

Answer : C

Explanation

875 is the second highest number and when it is divided by 5, the answer is 175.

Look at the following numbers and answer the question

241 422 533 279 488

Q 5 - If the second highest number is divided by two then the number formed will be.

Options :

A - 265

B - 270

C - 275

D - 244

Answer : D

Explanation

488 is the second highest no. so when 2 is divided to it, the answer is 244.

Look at the following numbers and answer the question

471 182 293 546 734

Q 6 - If all the digits are written in reverse order, then what will be the sum of 2nd highest and 3rd highest number?

Options :

A - 897

B - 898

C - 829

D - 1119

Answer : C

Explanation

Sum of 392 and 437 is 829.

Look at the following numbers and answer the question

621 597 245 331 208

Q 7 - If all the numbers 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 : A

Explanation

11 will be the sum of all the digits of the 3rd highest number.

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.

234527384929495649278446237863427

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

Options :

A - One

B - Two

C - Three

D - Four

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.

3287487237892345273849294956492784

How many 3's are there which are immediately preceded by an even number 2?

Options :

A - One

B - Two

C - Three

D - Four

Answer : B

Explanation

There are only two 3's which are immediately preceded by an even number 2.

reasoning_number_series.htm
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