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Today Puzzle #724

Puzzle No. 724 – Thursday 23 April 2020

The National Shelf Service is a daily YouTube broadcast featuring book recommendations from professional librarians run by CILIP and the Youth Libraries Group. For tonight's World Book Night, the National Shelf Service has a special series of 10 broadcasts, one every hour, starting at 11am. Let's say that the first 6 broadcasts have been fixed, but the order of the remaining 4 broadcasts is still to be decided. How many ways can you arrange these 4 broadcasts?

Today’s #PuzzleForToday has been set by Bobby Seagull in his capacity as UK Library Champion following previous incumbents Mary Beard and Stephen Fry.

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24 = 4 x 3 x 2 x 1

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