1. “You’ve arrived nice and early,” said Clare as Greg came into the office. He nodded. “I noted the time as I passed the old mill, and the minute hand was right on a minute mark, one minute behind the hour hand.” “That’s twenty miles from your house,” Clare commented. “Was that good or bad?” “Good. I’d averaged just 48 miles per hour.” What time had he left home?

Greg started at 9.45am

Greg started at 9.23am

Greg started at 9.56am