Answer:

Step-by-step explanation:
Given



Required
The probability of selecting 2 same colors when the first is not replaced
The total number of ball is:


This is calculated as:

So, we have:

<em>Note that: 1 is subtracted because it is a probability without replacement</em>






Just draw a graph and plot them on the graph then count how many squares (in short) there is between them.
Answer:
4pf
Step-by-step explanation: