Today Puzzle #694
Puzzle No. 694鈥� Wednesday 11 March 2020
One thousand delegates are attending a conference. Half of them speak English, half speak French, half speak German, half speak Russian and half speak Spanish. What is the greatest possible number of delegates that speak exactly one of these five languages?
Today’s #PuzzleForToday has been set by Daniel Griller, maths teacher and puzzle book author.
Click here for the answer
The answer is 625. This is possible if 125 speak only English, 125 only French, 125 only German, 125 only Russian, 125 only Spanish, and 375 all five languages.
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