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 .
=
.
Answer:
10v*3 =
30v
Step-by-step explanation:
That's the answer
Answer:
He worked for 5.75 hours
Step-by-step explanation:
Answer:
y-4x-6
Step-by-step explanation:
I'm not 100% sure but I think this is correct!