# TCS Papers: Sample Questions 18 - 20 of 502

Examrace Placement Series prepares you for the toughest placement exams to top companies.

## Question number: 18

MCQ▾

### Question

Mark told John “If you give me half your money I will have Rs. 75. John said, “if you give me one third of your money, I will have Rs. 75/-. How much money did John have?

### Choices

Choice (4) Response

a.

45

b.

48

c.

60

d.

37.5

c.

### Explanation

• Let Mark and John have M and J rupees initially.
• If John gives half of his money to Mark, Mark will have 75 rupees, i. e.
• If Mark will give one third of his money to John, John will have 75 rupees, i. e.
• We can compare both the equations,

• Substituting the value of M in any of the equation will give,

• John has 60 rupees.

## Question number: 19

### Write in Short

Complete the series 2,7, 24,77, —-?

### Explanation

• First term of the series is 2.
• Second term of the series is 7, i. e.
• Third term of the series is 24, i. e.
• Fourth term of the series is 77, i. e.
• Following the same pattern we can find the next term of the series.
• Next term will be

## Question number: 20

MCQ▾

### Question

A can do a piece of work in 20 days and B can do it in 12 days. B worked at it for 9 days. In how many days A alone can finish the remaining work?

### Choices

Choice (4) Response

a.

9

b.

12

c.

5

d.

8

c.

### Explanation

• A can do a piece of work in 20 days and B can do it in 12 days.
• B works for 9 days.
• In 12 days B can complete the whole work
• So, in one day B can complete work
• In 9 days B can complete work
• Yet, 1/4 work is remaining, which A has to complete.
• A can complete the work in 20 days.
• So, in one day A can complete work
• So, to complete 1/4 work, A will take = = 5 days
• A will complete the remaining work in 5 days.