Problem
4) Marco set aside 50 minutes before dinner to work on his homework. He spent 22 minutes on math. Marco's grandmother wants to know what percent of his study time he spent on math. Which statement describes the amount of time Marco spent on his math homework? (1) Marco spent less than one-quarter of his study time on math. (1) Marco spent most of his study time on math. (1)) Marco spent about half of his study time on math.
Solution
Step 1 ：\(\frac{22}{50}\)
Step 2 ：\( \frac{22}{50} \cdot 100\% \)
Step 3 ：\( 44\% \)
