Math, asked by ashokraj9465174748, 3 months ago

A door of length 2m and breadth 1m is fitted in a wall. The length of the wall is 4.5m and the breadth is 3.6m.Find the cost of whitewashing the wall,if the rate of whitewashing is $16 per square metre

Answers

Answered by kaifmark27
2

Answer:

area of wall= l×b=4.5×3.6=16.2m

area of door=l×b=2×1=1m

remove the area of door from the area of the door= 16.2-2=14.2m

cost of whitewashing=$16per m²

therefore,

total cost of whitewashing=16×14.2=$227.2

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