38hr

38*/*per hour

Replies in 11 hours

Mathematica
| 10+ other subjects

85hr

85*/*per hour

Mathematica
| 10+ other subjects

50hr

50*/*per hour

Replies in 1 hour

Mathematica
| 10+ other subjects

60hr

60*/*per hour

Replies in 2 hours

Mathematica
| 10+ other subjects