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Question
Two quantities x and y are said to vary directly with each other if for some rational number k, xy = k.
Options
True
False
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Solution
This statement is False.
Explanation:
Two quantities x and y are said to vary directly with each other, if xy = k ...(Constant)
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RELATED QUESTIONS
In which of the following tables x and y vary directly?
(i)
| a | 7 | 9 | 13 | 21 | 25 |
| b | 21 | 27 | 39 | 63 | 75 |
(ii)
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(iii)
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(iv)
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