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The slant height of the conical tent =√ (122+92)= 15 cm Hence, the curved surface area of the conical tent = π × 9 × 15 = 135π m² Thus, the cost of the material = (135 π × 120) / π = Rs. 16,200 The cost of the material is Rs. 16,200.
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A certain sum of money invested at R% p.a. fetches a compound interest (compounded annually) of 1630.5 and simple interest of Rs.1500 at the end of 2 ye...
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