Question
In a sphere the number of faces is:
✓
Answer
- 1
Sphere has only one surface i.e. curved surface, so number of faces = 1
Hence, correct option is (a).
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Similar questions
In $\triangle\text{ABC},$ if $\angle\text{B} = 30^\circ$ and $\angle\text{C} = 70^\circ,$ then which of the following is the longest side?
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The volume of a cube is $512\ cm^3.$ Its total surface area is:
→An isosceles right triangle has area $8\ cm^2.$ The length of its hypotenuse is:
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The number 0.318564318564318564 ........ is:
- a natural number
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- a rational number
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→A rational number equivalent to $\frac{7}{19}$ is:
→- $\frac{17}{119}$
- $\frac{14}{157}$
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The table given below shows the month of birth of 36 students of a class.
A student is chosen at random from the class. What is the probability that the chosen student was born in October?
→|
Month of birth
|
Jan.
|
Feb.
|
March
|
April
|
May
|
June
|
July
|
Aug.
|
Sept.
|
Oct.
|
Nov.
|
Dec.
|
|
No. of students
|
4
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3
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5
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0
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1
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6
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1
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3
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4
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3
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4
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3
|
- $\frac{1}{3}$
- $\frac{2}{3}$
- $\frac{1}{4}$
- $\frac{1}{12}$
'More than' cumulative frequency table for a given data is as follows: Then, the frequency of the class interval 70-80 is:
|
|
More than
|
More than
|
More than
|
|
|
Marks
|
89
|
79
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69
|
More than 59
|
|
Cumulative frequency
|
8
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18
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30
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65
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