**IT Interview Questions**

##### 1. In each series, look for the degree and direction of change between the numbers. In other words, do the numbers increase or decrease, and by how much Look at this series: 2, 1, (1/2), (1/4), … What number should come next?

**A. (1/3) B. (1/8)
C. (2/8) D.(1/16) Click Here to see the answer**
Answer is:- Option B

Explanation:
This is a simple division series; each number is one-half of the previous number.
In other terms to say, the number is divided by 2 successively to get the next result.
4/2 = 2
2/2 = 1
1/2 = 1/2
(1/2)/2 = 1/4
(1/4)/2 = 1/8 and so on.

Answer is:- 30

Explanation:
There is 1+1+1+1+11+1+1+1+11+1*0+1 = 30

Answer is: 6

Explanation: Looking at the diagram in rows, the central circle equals half the sum of the numbers in the other circles to the left and right of the centre.

Answer is:- 9

Explanation : The number at the centre of each triangle equals the sum of the lower two numbers minus the top number.

Answer is:- 19

Explanation: As you move diagonally down, numbers follow the sequence of Prime Numbers.

##### 6. Look at this series: 7, 10, 8, 11, 9, 12, … What number should come next?

**A. 7 B. 10
C. 12 D. 13Click Here to see the answer**
Answer is:- Option B

Explanation:
This is a simple alternating addition and subtraction series. In the first pattern, 3 is added; in the second, 2 is subtracted.

Answer is:- 7

Explanation:Starting with the numbers in the top row, and following straight lines through the centre of the diagram, subtract the middle number from the top number to give the corresponding value on the bottom row.

##### 9. An electric train is traveling north at 80 mph The wind is blowing east at 50 mph Which way does the Smoke blow ?

**A. east to west B. west to east
C. north to east D. None of the aboveClick Here to see the answer**
Answer is:- Option D

Explanation:
Its Electric train

Answer is: 15

Explanation:you have to plus the upper no. with next no. in the series and that will be your answer.

Answer is:- 98

Explanation: Starting with the lowest number and moving clockwise, add the separate digits of the first number together and add this to the original number, writing the result in the next segment along.

Answer is:- 33

Explanation: Starting with numbers on the bottom row, add numbers in adjacent boxes together, and put the result in the box directly above. Continue in this way, up the triangle.

Answer is:- 9

Explanation: Taking numbers in diagonally opposite squares, calculate their sum, and put the answer in the small, inner square of the upper number. Calculate their difference, and put this answer in the small, inner square of the lower number.