A water well has a height of 8m and diameter of 3.5m. What is the cost of plastering its curved surface and base at the rate of 50/m2? (Take = ( frac{22}{7} ))

A water well has a height of 8m and diameter of 3.5m. What is the cost

1.	A water well has a height of 8m and diameter of 3.5m. What is the cost of plastering its curved surface and base at the rate of 50/m2? (Take = ( frac{22}{7} ))
A.	15000
B.	14500
C.	14000
D.	14700
Answer» C. 14000

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