You mix the letters S, E, M, I, T, R, O, P, I, C, A, and L thoroughly. Without looking, you draw one letter. Find the probability that you select a vowel. Write your answer as a fraction in simplest form
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OpenStudy (anonymous):
A. 12/5
B. 5/12
C. 1/3
D. 7/12
OpenStudy (anonymous):
how many letters are there
OpenStudy (anonymous):
S, E, M, I, T, R, O, P, I, C, A
OpenStudy (anonymous):
yep, but how many?
OpenStudy (anonymous):
count them
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OpenStudy (anonymous):
11
OpenStudy (anonymous):
no, there's 12
OpenStudy (anonymous):
your missing one
OpenStudy (anonymous):
S, E, M, I, T, R, O, P, I, C, A, and L
OpenStudy (anonymous):
that's right there are 12
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OpenStudy (anonymous):
All you have to do for this question is count the vowels
OpenStudy (anonymous):
Vowels are A E I O U
OpenStudy (anonymous):
ok
OpenStudy (anonymous):
so is the answer 5/12
OpenStudy (anonymous):
good job!
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OpenStudy (anonymous):
thanks
OpenStudy (anonymous):
can you help me with another question
OpenStudy (anonymous):
Sure
OpenStudy (anonymous):
You roll a standard number cube once. Find P (0).
OpenStudy (anonymous):
Is that all it says?
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OpenStudy (anonymous):
yes
OpenStudy (anonymous):
Oh, ok
OpenStudy (anonymous):
I assume P is supposed to be the number on the die?
OpenStudy (anonymous):
After rolling it, I mean.
OpenStudy (anonymous):
A. 7/6
B. 1
C. 1/2
D. 0
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OpenStudy (anonymous):
So, is it the probability of getting 0 on the die?