Painter 3

Dad want to paint wall high 250 cm wide and 230 cm with wallpaper. How many meters must buy wallpaper if wallpaper width is 60 cm?

Correct result:

x =  9.6 m

Solution:

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=234=5.75 m2  x=S/s=5.75/0.6=11512=9.6 m

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