Answer:
7
Step-by-step explanation:
12b -b = 11b
11b = 77
Divide both sides by 11
b = 7
Answer:
5) P (arrive) + P (not arrive) = 100% Complements
80% + P( not arrive) = 100% Substitute thr ralees
P ( not arraive) = 100% - 80% Isolate the needed
P ( not arrive) = 20%
therefor, the probability of not arriving on time is:-
20%, or 0.20, or 1/5
The complements of arriving on time is not arriving on time.
The probability is equal to 100%
<u>--------------------------------</u>
<u>hope it helps..</u>
<u>have a great day!</u>
=
, and when you multiply it by 5 it turns into
, which is
So in conclusion he watched 9 & 10 minutes watching the movie
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