$2$ points

Naveed is a window cleaner. He has calculated his annual fixed costs to be $$15000.$ Naveed charges each household $$8$ on average for cleaning their wir costs are $$2$ per house $($including water, defergent, and petrol$).$ Calculate the break$-$even point in units and sales dollars.

$1875$;$$3750$

$2,500$; $$20,000$

$7500$; $$60,000$

none of these