the tota cost of whitewashing a wall at $25 per square metre is $12,150. If the length of the wall is 27 m,Find the breadth of the wall.
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Answer:
Step-by-step explanation:
Area of the wall =$12150/$25
Area of the wall= 486meter square
Area of the wall=area of the rectangle
Area of the wall= l × b
Area of the wall= 27× b
486=27× b
B=486/27
B=18
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It is 18m
As 12150$/25$=486m
Area=L^B
Area/L=B
486/27=18m
As 12150$/25$=486m
Area=L^B
Area/L=B
486/27=18m
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