# TCS Papers: Sample Questions 109 - 111 of 502

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## Question number: 109

### Write in Short

What percent of 60 is 12?

### Explanation

Let, x percent of 60 is 12.

Writing this statement into equation form,

So, 20 % of 60 is 12.

## Question number: 110

### Write in Short

Average of 5 numbers is -10 and sum of 3 numbers is 16, what is the average of other two numbers?

### Explanation

• Average of 5 numbers is -10.
• So, sum of all 5 numbers will be
• Sum of 3 numbers is 16.
• We are asked to find the average of other two numbers.
• Let other two numbers be x and y. So, average of these two numbers will be .

Average of these two numbers is

## Question number: 111

MCQ▾

### Question

There are 20 persons sitting in a circle. In that there are 18 men and 2 sisters. How many arrangements are possible in which the two sisters are always separated by a man?

### Choices

Choice (4) Response

a.

18! 2

b.

12

c.

17!

d.

172!