Question

Ann tutors math. For each hour that she tutors, she earns 30 dollars. Her earnings,E (in dollars), after tutoring for H hours is giving by the following function.E(h)=30h How much does Ann earn if she tutors for 4 hours?

Answer 1

Okay, here we have this:

Considering the following function:

E(h)=30h

If she tutors for 4 hours this mean that h=4, so replacing we obtain that:

E(4)=30(4)=120

Finally we obtain that she earn $120 if she tutors for 4 hours.