LANSING, Mich. (Michigan News Source) – According to AAA Michigan, gas prices in Michigan are 21-cents higher in the past week.

According to the auto club, the average has risen to $3.20, which is 29-cents higher than last month and ten-cents more than last year.

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Metro Detroit and Saginaw have the highest prices at $3.21, while Benton Harbor’s $3.15 is the lowest price.

ON average, a 15-gallon fill up now costs $48.