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Question 83Asked in RRB JE CBT-1, 19 Feb 2026, Shift 3 (4:30 PM)

The length of a cuboid is three times its height, and the breadth is twice the height. If

The length of a cuboid is three times its height, and the breadth is twice the height. If the height is (x² + 2) cm, find the lateral surface area of the cuboid at x = 2.
  1. A360 cm2
  2. B420 cm2
  3. C300 cm2
  4. D240 cm2
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Correct answer: (A) 360 cm2

From RRB JE CBT-1 PYQ 19 Feb 2026, Shift 3 (4:30 PM)

This is question 83 of RRB JE CBT-1 PYQ 19 Feb 2026, 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.