Q54 of 106 Page 310

When two quantities are related in such a manner that, if one increases, the other also increases, then they always vary directly.

True

When two quantities are related in such a manner that if, one increases the other also increases, then they always vary directly.


Above statement is correct for direct proportion. It is a basic property of direct proportion.


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52

If p and q are in inverse variation, then (p + 2) and (q – 2) are also inverse proportion.

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If one angle of a triangle is kept fixed then the measure of the remaining two angles vary inversely with each other.

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When two quantities are related in such a manner that if one increases and the other decreases, then they always vary inversely.

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If x varies inversely as y and when x = 6, y = 8, then for x = 8 the value of y is 10.