tlg dijawab ya! pakai cara trmksh

maaf kalau salah.......

16 gaun = 40 m
22 gaun = ???

perkalian silang
16/22 = 40 /x
16x = 40•22
16x = 880
x = 55

sdh punya 5 m kain,, jadinya
55-5 = 50 m

kain yg hrs dibeli = 50 m