At a school with 100 students, 35 students were taking Arabic, 32 Bulgarian, and 30 Chinese. Twenty students take only Arabic, 20 take only Bulgarian, and 14 take only Chinese. In addition, 7 students are taking both Arabic and Bulgarian, some of whom also take Chinese. How many students are taking all three languages? None of these three languages?

At a school with 100 students, 35 students were taking Arabic, 32 Bulgarian, and 30 Chinese. Twenty students take only Arabic, 20 take only Bulgarian, and 14 take only Chinese. In addition, 7 students...

At a school with 100 students, 35 students were taking Arabic, 32 Bulgarian, and 30 Chinese. Twenty students take only Arabic, 20 take only Bulgarian, and 14 take only Chinese. In addition, 7 students are taking both Arabic and Bulgarian, some of whom also take Chinese. How many students are taking all three languages? None of these three languages?

Jun 05, 2022