PLZ ANSWER 8TH GRADE MATH questions-below

Jack did 3/5 of all problems on his weekend homework before sunday. on sunday he solved 1/3 of what was left and the last 4 problems. how many problems were assigned for the weekend?

Find the greatest common factor of the followig monomials 46g^2h and 34g^6h^6

Solve the inequaliy: (x^2+2)(x−2)^2(6−2x)> 0