Answer:
1. x = 22
2. x = 38
3. x = 24
Step-by-step explanation:
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The most improbable simulation for this coin is the heading when a coin is tossed 20 times will be 15.
<h3>What is probability?</h3>
Probability means possibility. It deals with the occurrence of a random event. The value of probability can only be from 0 to 1. Its basic meaning is something is likely to happen. It is the ratio of the favorable event to the total number of events.
A coin is biased to display heads 75% of the time.
It is tossed 20 times, and the outcomes are recorded.
Then the probability of getting heads when a coin is tossed 20 times. Then we have

More about the probability link is given below.
brainly.com/question/795909
Answer:
a) b ≈ 100
b) m ≈ 30
Step-by-step explanation:
the axis of symmetry is x=2
Factor 16 and 45 and find the common ones
16=1*2*2*2*2
45=1*3*3*5
common one is 1
gcf=1