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Question 87Asked in RRB JE CBT-1, 20 Feb 2026, Shift 1 (9:00 AM)

The internal surface area (in m²) of an open cuboidal tank whose internal length,

The internal surface area (in m²) of an open cuboidal tank whose internal length, internal breadth and internal height are given as 3 m, 11 m, and 9 m, respectively, is:
  1. A295
  2. B285
  3. C303
  4. D314
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Correct answer: (B) 285

From RRB JE CBT-1 PYQ 20 Feb 2026, Shift 1 (9:00 AM)

This is question 87 of RRB JE CBT-1 PYQ 20 Feb 2026, Shift 1 (9:00 AM). 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.