The length. breadth and height of a hall are 7m 5m and 4m respectively. It has two
doors measuring 3 mx 2 m each and four
windows measuring 2 m x 1 m each. Find the cost of white washing all the four walls and the ceiling of the ball at the rate of ₹200 per m^2.
plz answer fast.....
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Answer:
15200
Step-by-step explanation:
area of two wall = 7*4*2= 56
and area of two wall = 5*4*2 = 40
total area of four wall is 96 m2
area of two door = 2*3*2 =12
area of four windows =4*2*1=8
subtract the area of windows and doors from wall
it will be 96-20=76
cost will be 76*200=15200
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