PLEASE HELP MEDAL AND FAN I NEED HELP FAST!!!
An adventure game has a number cube with 12 equal-size faces, each labeled with a number from 1 to 12.
What is the probability of rolling a 4 or a multiple of 3? Express your answer in simplest form.
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OpenStudy (anonymous):
please help me
OpenStudy (skullpatrol):
How many multiples of 4 are there from 1 to 12?
OpenStudy (anonymous):
3?
OpenStudy (skullpatrol):
correct :-)
how many 4's are there?
OpenStudy (anonymous):
in what?
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OpenStudy (skullpatrol):
A number cube with 12 equal-size faces, each labeled with a number from 1 to 12.
OpenStudy (anonymous):
3?
OpenStudy (skullpatrol):
|dw:1426948960588:dw|
OpenStudy (skullpatrol):
How many 4's on the wheel?
OpenStudy (anonymous):
1
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OpenStudy (skullpatrol):
Correct, what is the probability a pointer will land on it?
OpenStudy (anonymous):
1/12
OpenStudy (skullpatrol):
correct
OpenStudy (anonymous):
so the answer is 1/12
OpenStudy (skullpatrol):
not yet you have to add in the multiples of 3
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OpenStudy (anonymous):
ok how do we do that?
OpenStudy (skullpatrol):
what are the multiples of 3 on the wheel?
OpenStudy (anonymous):
4
OpenStudy (skullpatrol):
what are their values?
OpenStudy (anonymous):
3
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OpenStudy (skullpatrol):
and?
OpenStudy (anonymous):
0.0
OpenStudy (skullpatrol):
do you know what a multiple is?
OpenStudy (anonymous):
no *sigh*
OpenStudy (skullpatrol):
The product of any real number and an integer is a multiple of the real number.
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OpenStudy (skullpatrol):
$$\Huge a*n=m$$
m is the multiple
n is the integer
a is any real number