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An Investigator interviewed hundred students to determine the performance of 3 drinks: milk,coffee and tea. The investigator reported that 10 students take all three drinks milk, coffee and tea; 20 students take milk and coffee; 25 student take milk and Tea; 20 student take coffee and tea; 12 students take milk only 5 students take coffe only and 8 students take tea only. Then find the number of students who did not take any of three drinks . |
| Answer» An Investigator interviewed hundred students to determine the performance of 3 drinks: milk,coffee and tea. The investigator reported that 10 students take all three drinks milk, coffee and tea; 20 students take milk and coffee; 25 student take milk and Tea; 20 student take coffee and tea; 12 students take milk only 5 students take coffe only and 8 students take tea only. Then find the number of students who did not take any of three drinks . | |