Answer: Probability that a random chosen adult run or swims is given by

Explanation:
Since we have given that
Number of adults surveyed = 80
Number of adults regularly run for exercise = 22
Remaining number of adults regularly swims for exercise =18
Now, Let Event A : getting adults run for exercise
Event B : getting adults swims for exercise
So,

As we know the formula , i.e.

Hence, Probability that a random chosen adult run or swims is given by
