Answer: 
<u>Step-by-step explanation:</u>
The probability of NOT getting a 4 means the probability of getting a 1, 2, 3, 5, or 6 which is 5 out of 6 = 
The probability of getting a 4 is 1 out of 6 = 
The probability of getting a 4 only on the last roll is:
NOT 4 and NOT 4 and NOT 4 and Yes 4
x
x
x
= 
A I’m pretty sure if not B
Answer:
57.5
Step-by-step explanation:
its simple 230 divided by 4
Take the root of both sides and solve
x =2,-2