Estimate the cost — task. Maths CBSE Mentoring, Class 9 Mentoring product.

A hemispherical bowl made of brass has inner diameter \(10.5cm\). Find the cost of tin-plating it on the inside at the rate of \(Rs.16\) per \(100 cm^2\). (Assume \(π =\frac{ 22}{7}\))

Total cost:

\(Rs. 30.25\)
\(Rs. 27.72\)
\(Rs.60.24\)
\(Rs. 15.23\)

Previous task

Exit to the topic

Next task

Send feedback

Did you find an error?

Send it to us!

5. Estimate the cost

Question: