Answer:
The answer is c definitely
Answer:
The probability that she wins exactly once before she loses her initial capital is 0.243.
Step-by-step explanation:
The gambler commences with $30, i.e. she played 3 games.
Let <em>X</em> = number of games won by the gambler.
The probability of winning a game is, <em>p</em> = 0.10.
The random variable <em>X</em> follows a Binomial distribution, with probability mass function:

Compute the probability of exactly one winning as follows:

Thus, the probability that she wins exactly once before she loses her initial capital is 0.243.
7%. 3.38 divided by 45 is 0.075111111.
Answer:
Tom's pay for the week should be over 500 dollars. Sorry if this isn't very helpful. :(
Step-by-step explanation:
Answer: 26.75
Step-by-step explanation:
Binocular =10
After mark up:
10+(10/100)*45=10+4.5=14.5 after mark up
Birdguide=7
After mark up:
7+(7/100)*45=7+3.15=10.15
14.5+10.15=24.65 before sales tax
24.65+(24.65/100)*8.5=24.65+2.095=26.75