Suppose you toss a fair coin repeatedly and independently. If it comes up heads, you win a dollar, and if it comes up tails, you lose a dollar. Suppose you start with $20. What is the probability you will get to $150 before you go broke?
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Answer:
it is simple as you start with 20 dollar, So in order to make it 150 dollar you need to toss the coin 130 times
the probability of getting head all time=
Step-by-step explanation:
=1/130×1/2
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