TCS Papers: Sample Questions 18 - 20 of 502

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Question number: 18

» Aptitude

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

Answer

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

» Aptitude

Short Answer Question▾

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

» Aptitude

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

Answer

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.