Answer:
504 arrangements are possible
Step-by-step explanation:
Arrangements of n elements:
The number of arrangements of n elements is given by:
Arrangements of n elements, divided into groups:
The number of arrangements of n elements, divided into groups of 
elements is given by:
In this case:
9 pens, into groups of 5, 3 and 1. So
504 arrangements are possible
Answer: youre so right.
Step-by-step explanation:
you=100%
X/4 - 12 = -18
x/4 -12 +12 = -18 + 12
x/4 = -6
x/4 times 4 = -6 times 4
x = -24
Check
-24 divided by 4 = -6 -12 = -18
Answer:
2
Step-by-step explanation:
The results are biased.
When you go to a particular sporting event and ask someone their favorite sport, they are more likely to respond the sport that they're watching at that moment. This creates bias.
