Respuesta :

RevyBreeze

Answer:

$3.89

Step-by-step explanation:

Gas Price now = $4.92

21% Mark-Up

Question - How much were gas prices 6 months ago?

$4.92 x 21% = 1.0332 Round → 1.03

$4.92 - 1.03 = $3.89

Hence, 6 month ago the gas price was $3.89.

[RevyBreeze]

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