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1. There are two spinners, A and B. If the pointer lands on a 1, the player wins the
game. Which pointer has a higher probability of landing on a 1?
Spinner A Spinner B
14 14
23 23
41
2. There are 10 marbles in bag A and three of them are numbered 1. There are 20
marbles in bag B and five of them are numbered 1. One marble is taken out from
each bag. Which bag has a higher probability of giving a marble numbered 1?
1. There are two spinners, A and B. If the pointer lands on a 1, the player wins the
game. Which pointer has a higher probability of landing on a 1?
Spinner A Spinner B
14 14
23 23
41
2. There are 10 marbles in bag A and three of them are numbered 1. There are 20
marbles in bag B and five of them are numbered 1. One marble is taken out from
each bag. Which bag has a higher probability of giving a marble numbered 1?
