# 11.4.1. Calculating Probability

If a die is tossed twice, determine the probability of getting two numbers whose sum is 7.

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- B
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- D

### Example

If a die is tossed twice, determine the probability of getting two numbers whose sum is 7.

### Solution

The probability of event

Thus, the probability of getting two numbers whose sum is 7 when
tossing a die twice is