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MCQ

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30 questions · timed · auto-graded

Question 11 Mark
Count the number of cubes in the given figure.
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Answer
Number of cubes in bottom layer = 9
Number of cubes in middle layer = 5
Number of cubes in top layer = 4 .
$\therefore$ Total number of cubes in the given figure = 9 + 5 + 4 = 18
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Question 21 Mark
Three different positions of a cube are given. Which symbol will be at the top, if 'ẞ' is at the bottom?
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Answer
The symbols on opposite faces are: (*,), ($, %) and ($\alpha$, $\beta$).
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Question 31 Mark
Select a box from the options that is similar to the box formed when the given sheet of paper is folded to form a box.
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Question 51 Mark
Three positions of a dice are shown below. When 5 is at the bottom, then which number will be on the top?
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Answer
Number on opposite faces are (1, 6), (2, 4), (3, 5).
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Question 61 Mark
Select a box from the options that is similar to the box formed when the given sheet of paper is folded to form a box.
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Question 101 Mark
Which of the following letter will be on the face opposite to the face having letter E, if the given net is folded to form a cube?
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Answer
A
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Question 111 Mark
Three views of a cube are given below. Which letter is on the face opposite to face having letter A?
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Answer
Pair of letters on opposite faces are: (B, M), (A, H) and (K, P).
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Question 121 Mark
Three positions of a cube are given below. What will be on the face opposite to the face containing @?
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Answer
Pair of symbols on opposite faces are :(@, =), (&, #) and ($\bullet$, $)
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Question 141 Mark
Two different positions of a cube are shown below. Find the colour on the face opposite to the face having yellow colour.
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Answer
Pair of colours on the opposite faces are: (Green, Yellow), (Red, White) and (Pink, Blue)
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Question 151 Mark
Choose the box that is similar to the box formed when the given sheet of paper is folded to form a box.
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Question 161 Mark
Select the box that can not be formed, when the given sheet of paper is folded to form a box.
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Answer
Pair of alphabets on opposite faces are: (b, d), (c, e) and (f, a).
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Question 171 Mark
Count the number of cubes in the given figure.
Image
Answer
Number of cubes in bottom layer = 10
Number of cubes in middle layer = 8
Number of cubes in top layer = 4
$\therefore$ Total number of cubes = 10 + 8 + 4 =22
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Question 211 Mark
The following questions are based on the information given below.
(a) A cube is painted red on all the faces.
(b) The cube is then cut into 27 equal small cubes.
How many small cubes have three faces painted?
Answer
8
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Question 221 Mark
The following questions are based on the information given below.
(a) A cube is painted red on all the faces.
(b) The cube is then cut into 27 equal small cubes.
How many small cubes have two faces painted?
Answer
12
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Question 231 Mark
The following questions are based on the information given below.
(a) A cube is painted red on all the faces.
(b) The cube is then cut into 27 equal small cubes.
How many small cubes have only one face painted?
Answer
6
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Question 241 Mark
The following questions are based on the information given below.
(a) A cube is painted red on all the faces.
(b) The cube is then cut into 27 equal small cubes.
How many small cube(s) have no face painted?
Answer
1
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Question 251 Mark
Count the number of cubes in the given figure.
Image
Answer
Number of cubes in bottom layer = 12
Number of cubes in middle layer = 8
Number of cubes in top layer = 6
$\therefore$ Total number of cubes = 12 + 8 + 6 = 26
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Question 271 Mark
Which of the following numbers will be on the face opposite to the face having number 4, if the given net is folded to form a cube?
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Answer
Pair of numbers on opposite faces are (2, 3), (4, 6) and (1, 5).
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Question 281 Mark
Three positions of a dice are given below. Which letter will be at the top, if E is at the bottom?
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Answer
Pair of alphabets opposite faces are ; (B, D), (A, E) and (C, F)
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Question 291 Mark
Count the number of cubes in the given figure.
Image
Answer
Number of cubes in bottom layer = 15
Number of cubes in middle layer = 9
Number of cubes in top layer = 6
$\therefore$ Total number of cubes = 15 + 9 + 6 = 30
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Question 301 Mark
Choose a box that is similar to the box formed, when the given sheet of paper is folded to form a box.
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Answer
Pair on opposite faces are (2, 4), (3, 6) and 2 blank squares.
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MCQ - REASONING STD 8 Questions - Vidyadip