Use arithmetic reasoning to find which pair of containers lets you measure out a certain amount of water.
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Computer instructions give completely different results depending on their order. Can you arrange them to obtain the difference of two squares?
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A pentagon with three right angles is embedded in a rectangle. Do you have the geometric tools needed to find its area?
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In order puzzles, each piece of information contributes to the solution. Can you find James's timetable for tomorrow?
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To solve this Number Bunchers puzzle, you'll need to consider possible sums and products. What can you infer from the constraints?
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When an object falls, its velocity can reveal its height. Use physics to measure the distance between two windows in a high-rise.
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Finding areas can be tricky, but an extra line or two can make a big difference. What's the simplest way to get the area of the square in the middle?
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