What does this expression represent five times the quotient of some number and ten

The vertices of a rectangle are given in the columns of the matrix . if is found to perform a transformation, what are the coordinates of the transformed rectangle? (0, 0), (0, –3), (–3, –3), (–3, 0) (0, 0), (0, 3), (3, 3), (3, 0) (0, 0), (0, 3), (–3, –3), (–3, 0) (0, 0), (0, 3), (–3, 3), (–3, 0)

Divide. reduce the answer to lowest terms.5 2/3 ÷ 3 1/9

Write an equation for the function that includes the points (1,4/5) and (2,2/3)