A box contains 10 white, 6 red and 10 black balls. A ball is drawn at random from the box. What is the probability that the ball drawn is either white or red?

Explanation

To solve the problem, we need to find the probability that a ball drawn from the box is either white or red. Let's go through the solution step by step.

### Step 1: Determine the total number of balls in the box.
- We have:
- 10 white balls
- 6 red balls
- 10 black balls

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