Solving Problems Involving power point presenatationSEts.pptx

math problems

1. SOLVING PROBLEMS INVOLVING TWO SETS

2. Use Venn diagram to represent the problem below In a Junior High School, 200 students were randomly selected. 140 liked tea, 120 liked coffee and 80 liked both tea and coffee.

3. T C 20 80 In a Junior High School, 200 students were randomly selected. 140 liked tea, 120 liked coffee and 80 liked both tea and coffee.

4. T C 20 80 a. How many students like tea only? b. How many students like coffee only? c. How many students like neither tea or coffee?

5. 55 B F F= {students who can speak Filipino} B= {students who can speak Bicol} U= {students of 7-Love} Questions: 1. How many students can speak Filipino? 2. How many students can speak Filipino only? 3. How many students can speak Bicol? 4. How many students can speak Bicol only? 5. How many students can speak both Filipino and Bicol? 6. How many students cannot speak Filipino and Bicol? 7. How many students are there in 7-Love?

6. Example 2 A group of 50 students went for a tour in south cotabato province. out of 50 students, 24 joined the trip in lake sebu for a zipline experience, 18 went to the flower farm in tupi , 20 went to si – ok falls in koronadal city, 12 joined the trip to lake sebu and tupi , 15 went to tupi and si -ok falls and 11 made a trip to lake sebu and si -ok falls and 10 visited the three tourists spots.

7. T L K 2 5 1 10 Given: 50 students went for a tour 24 students who visited Lake Sebu 18 students who went to Tupi 20 students who went to Koronadal City 12 students who joined the trip to Lake Sebu and Tupi 15 students who went to Tupi and Koronadal City 11 students who went to Lake Sebu and Koronadal City 10 students who visited the three tourist spots 1 11 4 16

8. T L K 2 5 1 10 1 11 4 16 a. How many of the students went to Lake Sebu only? b. How many of the students went to Tupi only? c. How many joined the Si-ok trip in Koronadal City only? d. How many did not go to any of the tourist spots?

9. How do we solve problems involving two sets?

10. Construct Venn Diagram to represent the problem below and answer the following questions. In a class of 50 students, 30 students like araling panlipunan , 26 students like filipino , 14 like both subjects. Find the number of students who like; 1.Araling Panlipunan only 2. Filipino only 3. Either Math or Science 4. Neither Araling Panlipunan nor Filipino