1. Each section in a class has 11 students. If there are 3 sections, how many students are there in the class?   2. A class picnic is estimated to cost $ 72 . If there are 9 children in the class, how many dollars should each child contribute?   3. If 63 children in a class are to be assigned 9 Science projects, how many children should work on each project?   4. The Math teacher does 8 sums everyday. After 9 days, how many sums has she done?   5. For a school day parade, there are 6 rows with 7 boys in each row and 4 rows with 9 girls in each row. How many total students are there in the parade?