Find the missing fraction

What is the quotient of m^6/5 ÷ 5/m^2? assume m does not equal pl

Three numbers x, y, and z are in the ratio 2: 7: 8. if 12 is subtracted from y, then three numbers form a geometric sequence (in the order x, y–12, z). find x, y, and z. there are 2 sets.

What is the slope of the line (-7,2) (4,6)