75*/*per hour

Usually replies in 2 hours

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

60*/*per hour

Usually replies in 24 minutes

Algebra 1, Algebra 2, Calculus
| 2 other subjects

40*/*per hour

Usually replies in 8 hours

Algebra 1, Geometry, Prealgebra
| 10+ other subjects