B is your answer if you need me to explain why just ask me :) have a good day
The correct answer is A. $18
8 x 125% or 8 x 1.25 = 10
Add $10 to $8 and you get $18
Answer:
Thanks for the points lol
Step-by-step explanation:
Step-by-step explanation:
maybe you can try to measure each of the ways maybe and you can get the equation
Answer: 0.9730
Step-by-step explanation:
Let A be the event of the answer being correct and B be the event of the knew the answer.
Given: 


If it is given that the answer is correct , then the probability that he guess the answer 
By Bayes theorem , we have


Hence, the student correctly answers a question, the probability that the student really knew the correct answer is 0.9730.