More practice GCf and LCM word problems

Ben exercise every 12 days and Isabel every 8 days. Ben and Isabel both exercised today. How many days will it be until they exercise together again?

As a school trip, 32 girls and 52 boys went on an overseas learning trip. The students were divided into teams, where the number of teams of girls and the number of teams of boys were the same.

How many teams were there, if the teacher wanted the maximum number of teams without anyone left out?