(1,6) | (2,6) | (3,6) | (4,6) | (5,6) | (6,6) |
(1,5) | (2,5) | (3,5) | (4,5) | (5,5) | (6,5) |
(1,4) | (2,4) | (3,4) | (4,4) | (5,4) | (6,4) |
(1,3) | (2,3) | (3,3) | (4,3) | (5,3) | (6,3) |
(1,2) | (2,2) | (3,2) | (4,2) | (5,2) | (6,2) |
(1,1) | (2,1) | (3,1) | (4,1) | (5,1) | (6,1) |
点数之和为7的有(1,6),(2,5),(3,4),(4,3),(5,2),(6,1),共6种情况;
点数之和为,6的有(1,5),(2,4),(3,3),(4,2),(5,1)共5种情况;
即抛一次,出现点数之和是6的可能性是:5÷36=
5 |
36 |
出现点数之和是6的可能性是:6÷36=
6 |
36 |
1 |
6 |
因为
5 |
36 |
1 |
6 |
所以各抛10次,则小明赢的可能性大;
答:各抛10次,则小明赢的可能性大.