ANSWER

EXPLANATION
We use the formula

For

and n=8, r=4.

This simplifies to

We expand the numerator using factorial notation,

The common factors cancel out.


Jarrod:
Cups Blue Cups Yellow
3 2
Ian:
Cups Blue Cups Yellow
5 2
We have that their ratios are:
Jarrod: 3/2
Ian: 5/2
Comparing both ratios:
Jarrod uses 60% yellow paint and 40% blue paint.
Ian uses 71.4% yellow paint and 28.4% blue paint.
Answer:
Jarrod: 3/2
Ian: 5/2
Answer:
129
Step-by-step explanation:
4+125=129 hope this helps
Answer:
120 out of 400 does not equal 20%
it equals 30%
Step-by-step explanation:
Your end goal is to have $6000 total in 12 months. since you have $2400 already you can subtract that from 6000 leaving you with $3600 over the course of 12 months. since you already put $150 in a month over the course of 12 months you would have $1800 which is only half of the goal of $3600. in order for you to put in $3600 you would have to put an additional 150 in your savings along with your regular 150 making the answer b.