Question 240003
W=L/4+5
2L+2W=230
2L+2(L/4+5)=230
2L+L/2+10=230
(2*2L+L)/2=230-10
(4L+L)/2=220
5L=220*2
5L=440
L=440/5
L=88 ANS.
W=88/4+5
W=22+5
W=27 ANS.
PROOF:
2*88+2*27=230
176+54=230
230=230