Answer:
Cr = 10
Step-by-step explanation:
To calculate combinations we use the nCr formula: nCr = n! / r! * (n - r)!, where n = number of items, and r = number of items being chosen at a time.
![C(n,r)=[?]](https://tex.z-dn.net/?f=C%28n%2Cr%29%3D%5B%3F%5D)




[RevyBreeze]
Answer:
percent neans "out of 100"


this is also

to:

Your answer would probably be:

Good luck on your assignment and enjoy your day!
~
The ratio is 14:5, as 42 divided by 3 is 14 and 15 divided by 3 is 5.