How do you divide 1/5 divided by -1/3

If jm equals 5x -8 and lm equals 2x -6 which expression represents jl

5× 1/2 = ? a) more than 5 because you are multiplying by a whole number b) 5/10 because you multiply the numerator and denominator by 5 c) less than 5 because you are multiplying by a number that is more than 1 d) less than 5 because you are multiplying by a number that is less than 1

Can somebody 1. what is the formula for finding the vertical distance between two points on a coordinate plane?