Answer:
s=70
t=30
r=32
:D!!
10×7=70
6×5=30
3 times
Step-by-step explanation:
Area of Peter's net
= 5/12 x 4 = 20/12 = 5/3 sq. ft.
Area of Jill's net
= 5/12 x 12 = 5 sq. ft.
Jill/Peter
= 5 / (5/3)
= 5/5 x 3
= 3
6+3 = 9
Glad I could help :)