Roger is planning a picnic, He will invite two times as many boys as girls. If he invites 18 people, how many boys and how many girls will get invitations?

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Mar 2, 2018

He will invite 6 girls and 12 boys.

Explanation:

Let number of girls be $x$
Then the number of boys will be equal to $2 x$

So you have:

$x + 2 x = 18$
$3 x = 18$
$x = 6$

So, he will invite 6 girls and 12 boys.

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