Two unbiased six-sided dice are rolled and their scores are added. 123456 1234567 2345678 3456789 45

Question

Two unbiased six-sided dice are rolled and their scores are added. 123456 1234567 2345678 3456789 45678910 567891011 6789101112 Complete a possibility diagram for the 36 ordered outcomes.[2] Find the probability that the total score is at least $11$.[2] Find the probability that the two dice show the same number.[1]

Accepted Answer

(b) $\frac{1}{12}$; (c) $\dfrac16$.

Sec 3/4 E Math Mock 1-Q20 - Mock Paper 1: Using a possibility diagram for two dice

Sec 3/4 E Math Mock 1-Q20 - Mock Paper 1: Using a possibility diagram for two dice

Solution:

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