In total, Kay took 5+14+2=21exams. she got 80%-90% on 14 of them. the probably is 14/21 which is 2/3. Therefore, the probability of Kay getting 80%-90% on her next exam is 2/3 or 66.6%
Answer:
-1/10
Step-by-step explanation:
(5/(-10))/5 = -(5/10)/5 = 1/10
(Hopefully this helped you out!)
Add $9.40 two times what ever you get multiply that 15 and there’s your answer
x = age of Alex
4x + x = 70
5x = 70
x = 14 = Alex's age
4x = 56 = Alex's uncle's age