Mixed number = 3 and 1/4
Improper fraction = 13/4
Answer:
B
Step-by-step explanation:
The correct formula given is:

We need to solve for y. First, we isolate the "y" term:

Now, there's a "B" with y, to isolate the "y", we need to divide both sides by "B" and get "y":

Answer choice B is right.
Answer: 166 students
Explanation: First your equation will be S times 15 equals 2,500 which will read as: S * 15 = 2,500 , then you will divide 2,500 by 15 which will give you 166.666667, since there cannot be .66 repeating students you will round down and the answer will be 166 students.
Answer:
you did not provide the numbers to answer any question...
but the formula that you want is probably this one
Combination Formula nCr=n!(n−r)!r!
Step-by-step explanation: