A mountain bike is priced at $413. If the sales tax is 6.5 percent, what is the cost to purchase the mountain bike? Round to the nearest cent if necessary.

Sales tax is $413 × 0.065 = $26.845, which rounds to $26.85. Add the rounded tax to the bike’s price: $413 + $26.85 = $439.85. The cost is $439.85, choice D.

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