In a survey, it was found that the ratio of the people who like modern songs and folk songs is 8:9. Out of which 50 people liked
both songs, 40 liked folks songs only and 80 liked none of the songs. i) Show the above information in a Venn-diagram. ii) Find the number of people who participated in the survey.
For 14, 15, and 16 you would move the decimal the number in the exponent to the left because the exponent is negative. For example 14 would be .00000030