Answer:
80 to 10
Step-by-step explanation:

That's 7.68% = 7.7% (rounded)
Note: C(5, 4) is the number of combinations of 5 things taken 4 at a time. You may have seen this written as

In general,
71/100 because 71 cant be divided by anything
Answer:
Thanks for the points! Merry Christmas!
Step-by-step explanation: