13/4 ÷ 3

a. 21/4

b.3 1/4

c.1 4/7

d.7/12

= we change this because this is a improper

3 = we change that because the number of 3 was by itself and it needed to become a fraction {if that makes sense}

Problem becomes →  ÷ 

We can change the symbol to a multplication symbol to solve the problem easier

 × 

Therefore your answer would have to be 

Ifound this on google “a skewed (non-symmetric) distribution is a distribution in which there is no such mirror-imaging. a "skewed right" distribution is one in which the tail is on the right side. a "skewed left" distribution is one in which the tail is on the left side. the above histogram is for a distribution that is skewed right.” i hope this you for what your looking for