1.

The length, breadth and height of a solid rectangular parallelepiped made of copper are 11 cm, 9 cm and 6 cm respectively. How many coins of radius 1.5 cm having thickness 0.25 cm can be produced by melting it? (a) 168 (b) 170 (c) 336 (d) 340

Answer»

Correct option is (c) 336



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