Kyle runs a store that sells small and large space heaters. The large heaters sell for $$250$ each with unit variable costs of $$120,$ while

the small space heaters sell for $$80$ each with unit variable costs of $$30.$ Currently, the small space heaters amount to $2,100$ of the

units sold, while the large heaters amount to $700$ of the units sold. The fixed costs for the store are $$126,000.$ What is the company$-$

wide break$-$even point in units?

$1,350$ units

$1,800$ units

$900$ units

$2,000$ units