The quantity of bread that Debbie uses each week on the average is = 54 loaves of bread
<h3>Calculation of weekly quantity of bread</h3>
The number of days the restaurant opens per week = 6 days.
The number of bread she uses everyday is = 9 loaves.
Therefore, the quantity of bread that Debbie uses each week on the average is = 6×9 = 54 loaves of bread.
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