A tent of height \( 77 \mathrm{dm} \) is in the form a right circular cylinder of diameter \( 36...

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A tent of height \( 77 \mathrm{dm} \) is in the form a right circular cylinder of diameter \( 36 \mathrm{~m} \) and height \( 44 \mathrm{dm} \) surmounted by a right circular cone. Find the cost of the canvas at \( ₹ 3.50 \) per \( \mathrm{m}^{2} \).
[Use \( \pi=22 / 7 \) ]
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