# 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.

2345273849294974898399356492784

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

**Options :**

### 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.

234525765473849294956492784

Which of the following digits is 4^{th} to the left of 16^{th} from right?

**Options :**

### Answer : B

### Explanation

The digit 6 is 4^{th} to the left of sixteenth from right.

Q 3 - Find the next number in the following series

1911811711611511

**Options :**

### Answer : C

### Explanation

The sequence is like: 191 181 171 161 151 141. Hence 4 will come.

Look at the following numbers and answer the question

241 422 533 279 488

Q 4 - If the digits of all the given numbers in written in reverse order, which of them will become the highest?

**Options :**

### Answer : A

### Explanation

The number 279 when written in reverse order will be 972, which is the highest number.

Look at the following numbers and answer the question

535 987 229 406 502

Q 5 - If all the numbers are written in reverse order, what is the sum of all the digits of 3^{rd} lowest number?

**Options :**

### Answer : D

### Explanation

The third highest number is 535 and sum of its digits will result in 13.

Look at the following numbers and answer the question

471 182 293 546 734

Q 6 - If 1 is subtracted from all the digits of 2^{nd} lowest number, then the number created will be.

**Options :**

### Answer : A

### Explanation

182 is the number that will be formed if 1 is subtracted from all the digits of 2^{nd} lowest number that is 293.

Look at the following numbers and answer the question

471 182 293 546 734

Q 7 - If all the numbers are written in the reverse order, what will be the number formed if 2 is added to all the digits of the 2^{nd} highest number?

**Options :**

### Answer : A

### Explanation

After writing the numbers in reverse order, the 2^{nd} highest number is 437. If we will add 2 to all the digits then the number that will be formed is 659.

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

2345273848785676489478

Which digit is 16^{th} from right?

**Options :**

### Answer : B

### Explanation

3 is 16^{th} from right.

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 :**

### 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.

2478326783267463872478345273848785676489478

Which digit is 30^{th} from left?

**Options :**

### Answer : C

### Explanation

30^{th} digit from left is 4.