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Border of a square-shaped frame which is...

Border of a square-shaped frame which is 16-cm long needs to be painted. If the cost of painting 1 m of border is rupees 4, how much would it cost to paint the entire border of the frame ?

Text Solution

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The correct Answer is:
₹ 256
Perimer of the frame `=4xx16=64m`
Painting cost for 1m =rupees 4
Painting cost for `64m=₹ 4xx64 =₹ 256`.
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