Answer:
your sister
Step-by-step explanation:
1/2=2/4 and 2/4<3/4
paperclip, thumbtack, or safety pin.
I measured some.
1. 5x6+7
2. 6x7+5
3. 5x7+6
Hope I helped :)
r= 18/1+b
B= -1 + 18/r