Question
Bella rolls 2 number cubes 60 times. How many times can she expect the sum of the numbers to be 10 or greater?
Answers
oobleck
Out of 36 possible outcomes, the only ways to get 10 or more are
4,6 or 5,5 or 6,4
5,6 or 6,5
6,6
So, 6/36 = 1/6 is the chance of success.
1/6 of 60 is 10
4,6 or 5,5 or 6,4
5,6 or 6,5
6,6
So, 6/36 = 1/6 is the chance of success.
1/6 of 60 is 10