Круги Эйлера. Логическая задача на множества. Иностранные языки

The solution to a logical problem involving sets is explained using Euler circles (Euler diagrams). Of 250 students, 151 are studying German, 136 are studying French, 27 are studying Italian, 63 are studying French and German, 7 are studying Italian and French, 11 are studying German and Italian, and 4 are studying all three languages. a) How many students are studying German or French? b) How many students are studying only Italian? c) How many students are studying German and French, but not Italian? d) How many students are studying neither language? e) How many students are studying at least two foreign languages? ➖➖➖➖➖➖➖➖➖➖➖➖➖➖➖➖ We're analyzing our subscribers' problems! ➖➖➖➖➖➖➖➖➖➖➖➖➖➖ The next task can be yours. To do this, you need to: 1. Be subscribed to our channel (access to subscription information is open). 2. Write the terms of your task or a topic of interest in the comments to the last published video. ➖➖➖➖➖➖➖➖ Subscribe to the channel:    / @on-line-it6xk   ➖➖➖➖➖➖➖➖