Qu? A bridge will be supported by cldcylindrical concrete supports
each of which has aheight of 112 meters) and a circumference of (7m)
How much concrete will be needed to create the supports of bridged
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It is given that volume of air for each person = 5 cubic metres ... How much concrete mixture would be required to build 14 such pillars? ... Radius of the cone = 7m.
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