CTET (Central Teacher Eligibility Test) Paper-II Mathematics: Questions 1 of 441

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Appeared in Year: 2014

MCQ▾

Question

Forty-two cubes each of side 1 cm are glued together to form a solid cuboid. If the perimeter of the base of the cuboid is 18 cm, then its height, in cm, is (February)

Choices

Choice (4) Response

a.

2

b.

3

c.

1

d.

4

Topic iScore

Ques. Time

Answer

b.

Explanation

  • As given, there perimeter of base of cuboid = 18 means is we take length and width of base as a and b then perimeter Equation

  • Now, there are total 42 cubes of 1 cm, so Equation where Equation so it can be length and width of cuboid, as Equation where a and b are length and width.

  • So, in Equation , 7 = length, 2 = width and 3 = height.

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