Respuesta :
Answer:12 hrs
Step-by-step explanation: $15 per hour -> $180/$15 = 12 hours
Answer:
1 hour = 15$
? = 180$
and we use criss cross.
1 hour×180$ = ?×15$
next we divide both of side by 15$.
then cancl $ by$ and we divide 180 to 15 and
we gain 12 and we add hour
the fainal result is 12 hour.