A circular well with a diameter of 2 metres , is dug to a depth of 10 metres. What is the volume of the earth dug out?  Pick:  A) 32 m3  B) 31.4 m3  C) 40 m3  D) 44 m3  E) None
Solution   Volume	= πr2h   ‹=› (22 /7 ×1×1×10)m3   ‹=›31.4 m3.   Answer 31.4 m3
<result>B</result>
A circular well with a diameter of 2 metres , is dug to a depth of 10 metres. What is the volume of the earth dug out?