Answer:
P(X = 3) = 0.14680064
Step-by-step explanation:
Formula=============================

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Given :
n = 8
p = 0.2
1 - p = 1 - 0.2 = 0.8
k = 3
Then


$25 a month :) (its too short so i hope you have a lovely day)
Answer:
18.9
Step-by-step explanation:
First, lets solve for the fractions. You can divide the fractions from the top, to their bottom (4 divided by 5, 3 divided by 5), in this case, you get 1.4. Now you have to rewrite the problem: 1.4+3.5x5. You solve it, and get 18.9.