30*/*per hour

Usually replies in 20 minutes

Algebra 1, Algebra 2, Calculus
| 4 other subjects

60*/*per hour

Usually replies in 7 hours

Algebra 1, Algebra 2, Calculus
| 10+ other subjects

50*/*per hour

Usually replies in 3 hours

Algebra 1, Algebra 2, Calculus
| 10+ other subjects