Answer both please, I’ll mark brainliest too:)

Rating of perceived exertion (RPE) can help you measure how hard your body is working when you exercise. Using a scale from 6 to 20, you choose a rating number to describe how hard the activity feels. You base the number on how tired you are, how hard it is to breathe, and how hard it is to do the activity.

Explanation: And these are the reasons why Get hydrated. Rehydration is essential, especially if you've exercised intensely or broken a sweat. ...

Eat a healthy snack. Plan to eat a healthy snack or meal within 45 minutes of completing your workout. ...

Do light exercise on rest days. ...

Don't forget to cool down.

Hope it helps.

glen is correct.

step-by-step explanation:

glen is correct because when you multiply 4 * 2 = 8.

and 4 * 3 = 12.