A school started a campaign against the habit of taking junk food. Ten students were asked to prepare banners in triangular shape. The sides of the banner are 112 cm, 78 cm, 50 cm. If the cost of banners is Rs 3 per 100 sq cm, find the total cost of the banners.
i know the solving part.But do we have to multiply the answer with 10
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NO we really doesnt need to multiply it by 10
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