Answer:

Step-by-step explanation:
Number of students participating in the competition = 13.
Total number of students in the school = 15.
Thus ,
the number of students who did not make to this competition =
Total number of students - number of students participated
= 15-13 = 2.
Now ,
probability of the student who do not makes it to the competition
= fraction of students who did not make to this competition from the total number of students .
=
.

switch sides

solve factoring

using the zero factor principle

solve

solve


Hope this helps
Answer:
The answer is 1/5
Step-by-step explanation:
The answer is 1/5
Answer:
286
Step-by-step explanation: