7.

Arnold wants to make sure he is getting enough exercise. According to the 2018 Physical Activity Guidelines for Americans, which of Arnold’s weekly workout plans meets their minimum recommendation?

He golfs for 2 hours every Sunday.

He bikes for 45 minutes a day, 3 days a week.

He runs for 15 minutes a day, 6 days a week.

He walks for 30 minutes a day, 5 days a week.

According to the 2018 Physical Activity Guidelines for Americans, adults should aim for at least 150 minutes of moderate-intensity aerobic activity or 75 minutes of vigorous-intensity aerobic activity per week, along with muscle-strengthening activities at least 2 days a week.

1. Golfing for 2 hours every Sunday: This amounts to 120 minutes of golfing per week.

2. Biking for 45 minutes a day, 3 days a week: This amounts to 135 minutes of biking per week, which meets the minimum recommendation.

3. Running for 15 minutes a day, 6 days a week: This amounts to 90 minutes of running per week, not meeting the minimum recommendation.

4. Walking for 30 minutes a day, 5 days a week: This amounts to 150 minutes of walking per week, meeting the minimum recommendation.

Based on the provided information, both biking for 45 minutes a day, 3 days a week, and walking for 30 minutes a day, 5 days a week, meet the minimum recommendation of the 2018 Physical Activity Guidelines for Americans.