Дин.4,000–8,000/hour (US$37.16–74.33/hour)
petroleum engineering- helpful-trustworthy-responsive
honest, trustworthy, helpful, very responsive, and very helpful.
He understands his subject very well & he will do his best to help you with your assignment with his best as it's his own assignment. I will not hesitate a second to pick him up for any type of tutoring services.
best around
Responsible
Worked with him a couple of times, he knows his field and he is really responsible and prioritizes his quality of work. Very recommended.