Posted by InDireNeedOfHelp on Monday, June 9, 2014 at 10:18am.
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
The probability of a certain baseball player hitting a foul ball is 1/4. How many foul balls would you expect her to hit after 80 swings?
4 20 40 60

MATH  InDireNeedOfHelp, Monday, June 9, 2014 at 10:20am
I know the second one is 20

MATH  Reiny, Monday, June 9, 2014 at 10:24am
For the first,
the following are divisible by 3:
3 6 9
so what do you think? 
MATH  InDireNeedOfHelp, Monday, June 9, 2014 at 10:25am
3/10 ?

MATH  Reiny, Monday, June 9, 2014 at 11:03am
correct