Answer:
thanks for the points bro
Answer:
the probability is 
Step-by-step explanation:
there are 4 numbers on a 12 sided die that can be divided by 3: 3, 6, 9, and 12.
so the probability would be
, or 
X/4 + x/5 = 1
5x/20 + 4x/20=1
9x/20 =1
9x = 20
x = 2.22 hours
Answer:
a. 13.1 just plus it. ok byeee