Aptitude [Tata Infotech Placement]: Sample Questions 15 - 17 of 41

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Question 15

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Complete the following series.

10, 15, 12, 17,14, 19, ________

Explanation

  • Dividing the given series into two parts of odd and even terms,
  • Odd term series: 10,12, 14, …
  • Even term series: 15,17, 19, …
  • Next term will follow the same sequence followed by odd term series.
  • Here, each term is incremented by four numbers, i.e.. Difference between two consecutive terms is + 2.
  • So, next term will be

Question 16

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Complete the following series.

3, 18, 4, 24,5, 30, ________

Explanation

  • Divide the given series into two parts of odd and even terms.
  • Odd term series: 3,4, 5, …
  • Even term series: 18,24, 30, …
  • Next term will follow the same pattern of odd term series.
  • Here, each term is incremented by one digit number, i.e.. difference between two consecutive numbers is + 1.
  • So, next term will be

Question 17

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Short Answer▾

Complete the following series.

25, 25, 22, 22,19, 19, ________

Explanation

  • In the given series first two terms are 25 and 25.
  • Third and fourth terms of the series are 22 and 22. Difference between 25 and 22 is -3.
  • Fifth and sixth terms of the series are 19 and 19. Difference between 22 and 19 is -3.
  • Same way, difference between sixth and seventh term should be -3.
  • So, seventh term will be
  • Next term of the series is 16.

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