tmvazquez21 tmvazquez21

03-08-2018
Mathematics

contestada

If the monthly cost for 23 HCF is $48.81, what is the monthly cost for
18 HCF?

Respuesta :

altavistard altavistard

03-08-2018

Write and solve an equation of ratios, as follows:

$48.81 x

------------ = ------------

23 HCF 18 HCF

Cross-multiplying, we get (23 HCF) x = ($48.81) * (18 HCF).

Solving, this results in x = $38.20 (answer: monthly cost for 18 HCF)

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