Question

Find the number of coins 1.5cm in diameter and 0.2 cm thick to be melted to form a right circular cylinder of height 16cm and diameter 6cm.

Answer 1

Answer:

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Answer 2

Hola mate

Here is your answer -

volume of cone ⅓pir²h

=⅓×22/7×3×3×16

=150.85

volume of coin , coin in the shape of cylinder so, pi r²h

= 22/7×0.1×0.1×1.5

=0.047

150.85/0.047

=3209