Problem
QUESTION 9 Find the indicated rate. Mara can type 660 words in \( \frac{1}{2} \) hour (30 minutes). How many words per minute can she type? 22 words/minute 330 words/minute 44 words/minute 11 words/minute
Solution
Step 1 ：\( \text{Words per minute} = \frac{\text{Total words}}{\text{Total minutes}} \)
Step 2 ：\( \text{Words per minute} = \frac{660}{30} \)
Step 3 ：\( \text{Words per minute} = 22 \)
