30*/*per hour

Usually replies in 24 minutes

Algebra 1, Algebra 2, Calculus
| 4 other subjects

50*/*per hour

Usually replies in 8 hours

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

40*/*per hour

Usually replies in 10 hours

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