Answer:
86 customers per quarter
Step-by-step explanation:
Given,
Per quarter = 13 weeks
Fixed Cost = $12,000 per quarter
Variable cost = $10 per week x 13 weeks = $130 per quarter
Selling cost = $270 per quarter
We know,
Break-even point =

Putting the value in the formula,
Break-even point =

Break-even point = 85.71 or 86 customers per quarter.