Well what i did was subtract 10 from 15 it get 5 for one side length and the other would be 24-16= 8. the scale factor would be +5 and + 8.
the scale is x4
because 10x4=40
11x4=44
18x4=72
you multiply by 4 on all of them
The LCD is 30. The fractions would be 9/30 and -8/30
