Question 52Asked in RRB JE CBT-1, 18 Dec 2024, Shift 3 (4:30 PM)

Two sets of numbers are given below. In each set of numbers, certain mathematical operation(s) on the first number results in the second number. Similarly,…

Two sets of numbers are given below. In each set of numbers, certain mathematical operation(s) on the first number results in the second number. Similarly, certain mathematical operation(s) on the second number results in the third number and so on. Which of the given options follows the same set of operations as in the given sets? (NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into their constituent digits. E.g. 13 – Operations on 13 such as adding/subtracting/multiplying to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.) 4 - 8 - 16 - 32; 1 - 2 - 4 - 8
  1. A6 - 12 - 24 - 28
  2. B5 - 10 - 20 - 40
  3. C12 - 24 - 28 - 56
  4. D3 - 6 - 12 - 20
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Correct answer: (B) 5 - 10 - 20 - 40

From RRB JE CBT-1 PYQ 18 Dec 2024, Shift 3 (4:30 PM)

This is question 52 of RRB JE CBT-1 PYQ 18 Dec 2024, Shift 3 (4:30 PM). See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.