The number of circular pipes with an inside diameter of 1 inch which will carry the same amount of water as a pipe with an inside diameter of 6 inches is:<spanclass=′latex−bold′>(A)</span>6π<spanclass=′latex−bold′>(B)</span>6<spanclass=′latex−bold′>(C)</span>12<spanclass=′latex−bold′>(D)</span>36<spanclass=′latex−bold′>(E)</span>36π