Answer:
15%
Step-by-step explanation:
Dont know a but b is
75=100-2p
75 minus 100 = -25=-2p
-25/-2= p
p=$12.50
<h2><em>which of the following ratios is equivalent to 5 to 20</em></h2>
Step-by-step explanation:
<em>because 5/20=1/4 and 10/40 is also equal to 1/4.</em>
<em>hope </em><em>it</em><em> helps</em>
Answer:
x= -1/9
Step-by-step explanation:
6+2x=5-7x
-2x. -2x
6=5-9x
-5. -5
1=-9x/-9
-1/9=x
Considering the given probability distributions, distribution D is valid.
<h3>When a probability distribution is valid?</h3>
A probability distribution is valid if:
- There are no negative probabilities.
- The sum of all probabilities is of 1.
In this problem, only distribution D has a sum of 1, hence it is the only valid distribution.
More can be learned about probability distributions at brainly.com/question/23670007
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