What type of number can be written as a fraction, where p and q are integers and q is not equal to zero? ​

How do i do this activity, is appreciated

Any is very appreciated! (picture is provided below)not sure how to do this at all won't lie

Δabc is dilated by a scale factor of 3 with the origin as the center of dilation to form δa′b′c′. the slope of is -1.2. the length of is p units, the length of is q units, and the length of is r units. the slope of is . the length of is units.