Rakesh is painting the wall and ceiling of acubiodal classroom with length breath and height of15m,10m,and7m respectively can each of paint cover 100m.m of area how many cans of paint is needed to paint the room
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Answer: 5
Step-by-step explanation:
Area to paint=2lb +2bh +2lh- lb= lb +2 lh + 2bh
=15*10. + 2*10*7. + 2*15*7
= 150+ 140+ 210
=500m²
Area each can covers=100m²
Can covering 500m²=500/100=5
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