A sheet of paper measures 36 cm by 24 cm. A strip of 2.5 cm wide is cut from it all round . find the cost of colouring the remaining sheet at the rate of Rs 2.5 per cm ^2.
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Answer:
Rs 1472.5
Step-by-step explanation:
area of remaining sheet = 31x19 = 589 cm²
cost = 589 cm² x Rs 2.5/cm ^2 = Rs 1472.5
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