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1. |
A hemispheric dome of radius 3.5m is to be painted at a rate of ₹600/m2. What is the cost of painting it? (Take π = \(\frac{22}{7}\)) |
A. | ₹46200 |
B. | ₹45000 |
C. | ₹47260 |
D. | ₹48375 |
Answer» B. | |