All it did was it counter clock wise rotated to make the shape look like it’s a mirror
Answer:
a) 1/27
b) 2/91
Step-by-step explanation:
A bag contains 10 red marbles and 5 blue marbles (15 marbles in total). You randomly select 3 marbles from the bag.
a) You replace each marble before selecting the next one.
The probability of selecting one blue marble is

then the probability that all 3 marbles are blue is

b) You do not replace each marble before selecting the next one. Each time the number of blue marbles decreases by 1 and the total number of marbles decreases by 1 too. So the probability that all 3 marbles are blue is

Answer:
|8-x|=3
Step-by-step explanation:
Find the average
11+5=16
16*1/2=8
8-5=3
8-11=-3
|3|=|-3|
|8-x|=3