Archive for the ‘Puzzles’ Category

Just number



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.



3 Cars


Three cars travelling along a road in the same direction are, at a certain moment, in the following positions in relation to one another. Andrews is a certain distance behind Brooks, and Carter is twice that distance in front of Brooks. Each car travels at its own uniform rate of speed, with the result that Andrews passes Brooks in seven minutes, and passes Carter five minutes later. In how many minutes after Andrews would Brooks pass Carter ?