# Tata Infotech Placement: Sample Questions 27 - 29 of 41

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## Question 27

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### Write in Short

Short Answer▾The average salary of 3 workers is 95 ₹ Per week. If one earns ₹ 115 and second earns ₹ 65 then what is the salary of the 3^{rd} worker?

### Explanation

- Salary of 3 workers is 95 ₹ per week.
- One person earns ₹ 115 and second person earns ₹ 65.
- We are asked to find the salary of 3
^{rd}worker. Let it be ₹ x.

- Salary of 3
^{rd}worker is ₹ 105.

## Question 28

### Explanation

- Dividing the given series into two parts of odd and even terms,
- Odd term series: 10,15, 20, …
- Even term series: 28,23, 28, …
- Next term will follow the same pattern followed by odd term series.
- Here, each term is incremented by five numbers, i.e.. Difference between two consecutive terms is + 5.
- So, next term will be

## Question 29

### Explanation

- Dividing the given series into two parts of odd and even terms,
- Odd term series: 18,22, 28, …
- Even term series: 20,20, 20, …
- Next term will follow the same pattern as odd term series is following.
- Here, first and second terms are 18 and 22, i.e.. Difference between them is + 4.
- Second and third terms are 22 and 28, i.e.. Difference between them is + 6.
- Same way, difference between third and fourth term should be + 8.
- So, fourth term will be
- Next term of the series is 36.