110*/*per hour

Usually replies in 35 minutes

Algebra 1, Algebra 2, Prealgebra

50*/*per hour

Algebra 1, Algebra 2, Calculus
| 7 other subjects

70*/*per hour

Usually replies in 4 hours

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

40*/*per hour

Usually replies in 16 hours

Algebra 1, Prealgebra, SAT Math
| 5 other subjects