BOSTON (AP) — Massachusetts gas prices are continuing their rise, up another 8 cents per gallon in the past week alone.

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AAA Northeast reports Monday that a gallon of self-serve, regular is up to an average of $2.45.

In-state prices have now risen 28 cents per gallon in the past month, but remain $1.07 below where they were at the same time last year.

The Massachusetts price matches the national average.

AAA found self-serve, regular selling for as low as $2.29 per gallon and as high as $2.55.

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