Step-by-step explanation:
43%=43/100
21/2%=1050
13.6%=136/100
521%=521/100
Answer:
L=16 W=7
P=2(L+W)
L=2W+2
46=2(2W+2)+2W
(((7×2)+2)=16×2=32
(16-2)/2=7×2=14
32+14=46 or 16+16+7+7=46