**Number Series Questions & Answers With Explanation- Test Paper 3**

1) Find the next two numbers in the series, 16, 20, 46, 24, 28, 56, 32 _, _

- 36, 66
- 66, 36
- 34, 62
- 62, 34

**Answer:** 1

**Explanation:**

In this series, every third number follows a different pattern; it begins with 46 then 10 is added to this number to arrive at the next number (56). The main series begins with 16 then 4 is added to each number to arrive at the next number. So, the next numbers are 36(32+4) and 66 (56+10).

2) Find the next number in the series 13, 17, 19, 23, 29, _.

- 33
- 35
- 31
- 37

**Answer:** 3

**Explanation:**

The given series consists of consecutive prime numbers in increasing order, so the next number (prime number) would be 31.

3) Find the missing number in the series; 196, 169, 144, _, 100, 81.

- 111
- 131
- 121
- 141

**Answer:** 3

**Explanation:**

The series consists of squares of consecutive natural numbers in decreasing order, i.e., the numbers 196, 169, 144, _, 100, 81 can be written as 14^{2}, 13^{2}, 12^{2}, 11^{2}, 10^{2}, 9^{2}. So, the missing number is 121.

4) Find the next number in the series 4, 6,8,9,10,12, _.

- 14
- 13
- 15
- 16

**Answer:** 1

**Explanation:**

The series consists of consecutive composite numbers, so the missing number is 14.

5) Which number should come next in the series, 12, 36,109, 329, _?

- 990
- 900
- 940
- 890

**Answer:** 1

**Explanation:**

12^{*3+0}, 36^{*3+1}, 109^{*3+2}, 329^{*3+3}, _ ,

Therefore, the next number would be, (329 * 3 +3) 990.

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