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Australian AMC 2022 - Senior Question 9

AMC AUSTRALIA · Australian AMC 2022 - Senior

Question 9

The smaller of these dice has three zeroes and three ones on its faces and the larger has the numbers 1,3,5,7,9 and 11 on its faces. Both dice are rolled once and the numbers showing on top are added. What is the probability of obtaining a sum of 12?

Question illustration
  1. 0
  2. $\frac16$
  3. $\frac19$
  4. $\frac1{12}$
  5. $\frac1{36}$