Answer:
Probability that at least one head appears is
Step-by-step explanation:
Given : Three fair quarters are tossed, and a tail appears on at least one of them.
To find : What is the probability that at least one head appears?
Solution :
When three fair quarters are tossed the sample form is
According to question,
In a sample space a tail appears on at least one of them.
i.e. Total outcomes is
Favorable outcome is getting at least one head appears
i.e. Favorable outcome is
Probability that at least one head appears is
Therefore, Probability that at least one head appears is
Answer:
It's 74 Because 2 times 5 is 10plus 64 equals 74
Answer:
She can run 13 1/2 kilometers in an hour
Step-by-step explanation:
4 1/2 * 3 = 13 1/2
First
Then
To get
So...
To get y = 4.
Next
Finally
Therefore our solutions are y = 4, x = 3
Answer:
6 seeds will sprout
Step-by-step explanation:
9/30 = .3 or 30%
20 x .3 = 6