What is the highest number that goes into 105 and 30

An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is

Aconstruction worker has rope 9 m long he needs to cut it in pieces that are each 3 /5 m long how many such pieces can he cut without having any rope leftover?

Two angles are complementary. the larger angle is 36 more than the smaller angle. what is the measure of the larger angle?