Shamus rode his bicycle 3 times as fast as Grace walked.
Q1: What time was it when Shamus caught up with Grace?
Q2: If the school is 800m from home, did Shamus reach Grace before she arrived at school?
Use the following to guide you...
- What information do you know from the problem?
- What else do you need to know to solve the problem?
- Pick a reasonable number for the information you need.