Asked by Cookie_Biker

It cost Santiago $6.00 to send 120 text messages. How much would it cost to send 133 text messages?

Answers

Answered by Bosnian
$6.00 / 120 = x / 133

Cross multiply.

$798 = 120 x

120 x = $798

x = $798 / 120 = $6 ∙ 133 / 6 ∙ 20 = $133 / 20 =$6.65

OR

$6.00 / 120 text messages = 6 ∙ $1 / 6 ∙ 20 =

$1 / 20 = $0.05 per text message

$0.05 ∙ 133 = $6.65

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