Math Help? Check my answers.

1. A spinner is divided into 10 equal sections numbered from 0 to 10. You spin the spinner once. What is P(divisible by 3)?

1/3
1/2
2/5
3/10**

2. A bag contains 7 green marbles, 9 red marbles, 10 orange marbles, 5 brown marbles, and 10 blue marbles. You choose a marble, replace it, and choose again. Find P(red, then blue).

77/164
19/41
90/1681**
45/41

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  1. looks good to me.

    except the spinner sections are numbered 1-10, not 0-10.

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