Q1. A teacher gives students that following mathematics problem. Reading on a school bus are 20 students in first grade, 10 in second grade, 9 in third grade, and 7 in fourth grade. Approximately what percent of the students on the bus are in first grade?
Which of the following student responses best answers the question?
1. Student A: 26%
2. Student B: 43%
3. Student C: 46%
4. Student D: 73%
Q2. A fifth grade teacher has provided each student with centimeter grid paper and scissors to explore how some two dimensional shapes can be folded in to three dimensional figures. Which of the following concepts are the students exploring?