Answer:

Step-by-step explanation:
In basic probability theory, AND means MULTIPLICATION and OR means ADDITION.
<em>We want to find probability of grey pair of shorts </em>AND<em> grey T-Shirt. So we need to </em><em>multiply</em><em> the individual probabilities.</em>
P(grey shorts) =
(total 4 colors and 1 grey)
P(grey tshirt) =
(total 3 colors and 1 grey)
P(grey shorts AND grey tshirt) = 
<span> {(1, 7.8), (2, 7.6), (3, 7.4)}</span>
A fraction is just a short way to write a division problem.
Every fraction really means
(the top number) divided by (the bottom number).
When you actually do the division, the quotient is the decimal for the fraction.
To find the decimal for 23/50, divide 23 by 50 .
The answer is 256 as on every shelf madison has squared the shelf before