Answer:
8.74 (3.50) + 3.50
= $51.57
Step-by-step explanation:
Answer:
4845 ways
Step-by-step explanation:
To solve this problem we use the formula of combinations

Where n is the total number of students that can be chosen and you choose r from them.
So

Note that in this case the order in which the 4 students are chosen does not matter.
Then


C
you have the 2 side ones and the top one, you are missing the bottom vertice