Math CentralQuandaries & Queries


Question from snehal, a student:

a solid rectangular block of metal 49 cm. by 44cm. 18cm. is melted and formed into a solid sphere, find the radius of the sphere[22/7]


Your block is 49 cm by 44 cm by 18 cm. What is its volume in cubic centimeters?

What is the formula for the volume of a sphere of radius $r?$ Set this equal to the volume of the rectangular block. Approximate $\pi \mbox{ by } \large \frac{22}{7}.$ Solve for $r.$


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