Welcome to Westonci.ca, the Q&A platform where your questions are met with detailed answers from experienced experts. Get detailed and precise answers to your questions from a dedicated community of experts on our Q&A platform. Experience the convenience of finding accurate answers to your questions from knowledgeable experts on our platform.

A wooden solid is made up of a cylinder with hemispherical ends. If the whole length of the solid is 84 cm and radius of each hemispherical end is 7 cm, find the cost of polishing its surface at the rate of 50 paisa per sq. cm. ​