Three dice are thrown simultaneously. What is the probability of getting 15 as the sum?

Explanation

To find the probability of getting a sum of 15 when three dice are thrown, we will follow these steps:

### Step 1: Determine the total number of outcomes when rolling three dice.
Each die has 6 faces, so when rolling three dice, the total number of outcomes is:
\[ 6 \times 6 \times 6 = 216 \]

...