# Tata Infotech Placement: Sample Questions 35 - 37 of 41

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## Question 35

### Explanation

- Here, first term of the series is 2.
- Second term of the series is 6, i.e..
- Third term of the series is 18, i.e..
- Fourth term of the series is 54, i.e..
- Fifth term of the series is 162, i.e..
- Sixth term of the series is 486, i.e..
- Next term will also be thrice of its previous term.
- So, next term will be,

## Question 36

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### Write in Short

Short Answer▾If 12 file cabinets require 18 feet of wall space, how many feet of wall space will 30 cabinets require?

### Explanation

- 12 file cabinets require 18 feet of wall space.
- We are asked to find the wall space for 30 cabinets.
- Required wall space will be, =

=

- So, 30 cabinets will require 45 feet of wall space.

## Question 37

### Explanation

- Dividing the given series into two parts of odd and even terms,
- Odd terms series: 7,9, 11, …
- Even terms series: 16,15, 14, …
- Next term will follow the pattern of odd term series.
- Here, each term is incremented by two numbers, i.e.. difference between two consecutive terms is + 2.
- So, next term is