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Q7.Prof. Paittiyam, in an attempt to create the world's most delicious dish, managed to merge a cylindrical Idli (diameter = 17 cm, height = 6 cm) with a torus shaped medu wada (inner hole diameter = 2 cm, outer diameter = 16 cm, and tube diameter i.e height of torus = 7 cm) such that the medu wada is parallel to the base of the Idli and the centeroids of the two solids coincide. How many surfaces does the resulting solid contain?