Mathematics

Paper details: 1. Express each set using the roster method. a. {x I x ? N and 10 = x = 80} b. {x I x + 3= 9} 2. At Ice Cream World, 50 elementary school children ordered ice cream while on their field trip. Thirty-four students ordered sprinkles, 23 students ordered cherries on top, and 6 students receive ice cream with neither sprinkles nor cherries. Given this information, answer the following questions (Hint: Use a Venn Diagram) a. How many students ordered both cherries and sprinkles? b. How many students ordered cherries, but no sprinkles? 3. Indicate which symbol, ? or ? makes each of the following statements true when inserted into the blank: a. 0 ______ Ø b. {1} ______ {1, 2} c. Ø ______Ø d. {1, 2} ______ {1, 2} e. 1024______ {2n|n ? N}      

Sample Solution