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1. |
A 15 m deep well with radius 2.8 m is dug and the earth taken out from it is spread evenly to form a platform of breadth 8 m and height 1.5 m. What will be the length of the platform? (Take π = 22/7) |
A. | 30.2 m |
B. | 30.8 m |
C. | 28.8 m |
D. | 28.4 m |
Answer» C. 28.8 m | |