Question

How many cylinders of radius 3 cm and height 6 cm can be formed by melting sphere whose radius is 9 cm​

Answer 1

Step-by-step explanation:

No. of cylinders

= Volume of sphere / volume of each cylinder

= 4/3 × pi × r^3 /pi × r^2 × h

= 4 × 9^3 / 3 × 3^2 × 6

= 18