Abicycle shop advertised all mountain bikes priced at a 1/3 discount. what is the amount of the discount if the bicycle originally cost $327?

109 327 divided by 1/3 equals  109

Count the discount of the price.
The ratio of discount multiplied by original cost results in the amount of discount.

discount = 1/3 × original cost
discount = 1/3 × 327
discount = 327/3
discount = 109

The discount is $109