she has 12 rockes in her collection. Hope this helps!
Answer: D $852.00
Step-by-step explanation:
The square root of 30 in its simplest form is 5.5 ( I think)
Answer:
1320 ways
Step-by-step explanation:
Here we have a situation where 3 ribbons will be awarded to 3 of the 12 contestants. We can use the permutation formula, because the order of awarding the ribbons matters.
The permutation formula is:

n = 12
k = 3
Now that we have our variables, let's plug them into the formula.



So there are 1320 different ways that the contestants will be awarded.
Answe65
Step-by-step explanationthat the anews