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CBSE Questions for Class 8 Maths Direct And Inverse Proportions Quiz 2 - MCQExams.com
CBSE
Class 8 Maths
Direct And Inverse Proportions
Quiz 2
When the distance is kept fixed, speed and time vary directly with each other.
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True
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False
Explanation
False
The number of teeth and the age of a person vary
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directly with each other
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inversely with each other
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neither directly nor inversely with each other
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sometimes directly sometimes inversely with each other
Assuming land to be uniformly fertile, the area of land and the yeild on it vary
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directly with each other
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inversely with each other
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neither directly nor inversely with each other
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sometimes directly sometimes inversely with each other
Explanation
directly with each other
Both $$x$$ and $$y$$ are in direct proportional, then $$\dfrac{1}{x}$$ and $$\dfrac{1}{y}$$ are
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in direct proportion
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in inverse proportion
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neither in direct nor in inverse proportion.
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sometimes in direct sometimes in inverse proportion.
$$x$$ varies inversely as squire of $$y$$. Given that $$y=2$$ for $$x=1$$. The value of $$x$$ for $$y=6$$ will be equal to :
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$$3$$
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$$9$$
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$$\cfrac{1}{3}$$
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$$\cfrac{1}{9}$$
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