Painter 3

Dad wants to paint the wall high 250 cm, wide 230 cm with wallpaper. How many meters must he buy wallpaper if the wallpaper width is 60 cm?

Correct answer:

x =  9.6 m

Step-by-step explanation:

a=250 cm m=250:100  m=2.5 m b=230 cm m=230:100  m=2.3 m s=60 cm m=60:100  m=0.6 m  S=a b=2.5 2.3=423=5.75 m2  x=S/s=5.75/0.6=9.6 m

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