Did you solve it? Would you get into Oxford?

The solution to today ’s puzzleEarlier today I set you a question from Oxford university ’s Mathematics Admissions Test.You need to pack several items into your shopping bag without squashing anything. The items are to be placed one on top of the other. Each item has aweight and astrength, defined as the maximum weight that can be placed above that item without it being squashed. A packing order issafe if no item in the bag is squashed, that is, if, for each item, that item ’s strength is at least the combined weight of what’s placed above that item. For example, here are three items and a packing order:Continue reading...
Source: Guardian Unlimited Science - Category: Science Authors: Tags: Mathematics Education Science Computer science and IT Oxbridge and elitism University of Oxford University of Cambridge Higher education Source Type: news