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Hannah needs to build two wall, One has a height of 1024 feet and the other of 672 feet. If hannah has to use bricks of equal sizes for both wall, what is the biggest size of each brick she can use. ( Answer in feet)


There are now x cans stacked on a shelf that hold 36 cans when full, If 4 of these cans were removed, the shelf would be half full. Find x