Based on the total cost of the donuts and coffee, the cost of each donut was $1.00 each.
First find the price of the six donuts as:
= Total cost - Cost of coffee
= 9.50 - 3.50
= $6.00
The cost of each donut is:
= Cost of total donuts / Number of donuts
= 6 / 6
= $1.00
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