If $3 r = 18$ , what is the value of $6 r + 3$ ?

6

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27

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36

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39

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Solution

The correct option is C $39$
Given, $3 r = 18$
$∴ r = 6$
$∴ 6 r + 3 = 6 (6) + 3$
$= 36 + 3$
$= 39$

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