What is the expenditure of completely painting a 4 m high metal sheet around
a rectangular ground of length 120 m and breadth 80 m at the rate of
50 per m??
(1) 160,000
(2) 80,000
(3) 480,000
(4) 240,000.
Answers
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Step-by-step explanation:
perimeter of rectangle = 2(l+b)
2(120+80) = 400
sheet covered = 400×4 = 1600
total cost= 1600×50m
= 80, 000
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