The answers to today’s puzzles
Earlier today I set you two problems popularised by US writer Martin Gardner:
1. At the hardware store, you are told that 1 will cost you 50p, 12 will cost £1 and the price of 144 is £1.50. What are you buying?
Continue reading...via Alex Bellos's Monday puzzle http://ift.tt/2eL9Xyp
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