the cost of painting a wall is ₹339 at the rate of ₹2 per square meter. find its length,if the breadth is 120 cm.
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Answer:
141.2 m
Step-by-step explanation:
cost=area×rate
area=cost/rate
area=339/2
area=169.5 m sq.
area=length×breadth
169.5=length×1.2
169.5/1.2=Length
1695/12=Length
141.2 m
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