Cheyenne Baskets is equipped to produce up to $416$ baskets per month. During June, the company produced as few as $312$ baskets at a

total cost of $$9360,$ and in May produced a high for the year of $390$ baskets at a total cost of $$12480.$ What is the monthly relevant

range for Cheyenne Baskets for the past two months?

$312$ to $416$

$390$ to $416$

$936$ to $971$

$312$ to $390$

Attempts: $0$ of $1$ used