150*/*per hour

Usually replies in 6 hours

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

80*/*per hour

Usually replies in 21 minutes

Algebra 1, Algebra 2, Calculus

25*/*per hour

Calculus, Statistics, Discrete Math
| 4 other subjects

40*/*per hour

Usually replies in 13 hours

Algebra 1, Prealgebra, SAT Math
| 10+ other subjects