Posts Tagged ‘mathematical puzzle’

Put in shape


Place the remaining numbers from one to ten in the seven divisions of this overlapping geometric
configuration to fulfill the following requirements:
1) The circle, square, and triangle must individually total thirty.
2) The three outer divisions of the circle,square, and triangle must also total thirty.



Volume of the bottle


If a bottle, partly filled with liquid, has a round, square, or rectangular bottom which is flat, can you find its volume using only a ruler? You may not add or pour out liquid.