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Maths Puzzle
On a trip to the local zoo, you find 6 exhibits that you want to see. In how many different orders can you visit the exhibits?
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ans=5P5=5!=720
11 years ago
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self Other Question
4,18,48,100,...?
The sequence S is defined by S1=1 and Sn=Sn−1+n for n≥2. What is S36?