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Classification of Hydrocarbons

If 5 p + m ...

Question

If $5 p + m = 7$ and $m = 7$ , what is the value of $p$ ?

0

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\frac{1}{5}

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\frac{2}{5}

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\frac{7}{5}

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\frac{14}{5}

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Solution

The correct option is A $0$
Given, $5 p + m = 7$ and $m = 7$
So, putting this value of $m$ , we get
$5 p + 7 = 7$
$∴ p = 0$

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