If the letters are considered distinct, then the number of permutations is

.
If we count either C as the same character, then we would be double-counting - to correct this, we would simply divided by the number of ways we can choose C from the available characters, or

.
True.
Since

,

and the solutions are decreasing functions.
Answer:
2118/12681
Step-by-step explanation:
Number of students absent in high school/Total number of students in high school
2118/12681
She fill 12 bags because if you take 3/4*11 3/8- 1/8=12
Answer:
3:5
Step-by-step explanation:
first half : 9
second half : 15
9:15 = 3:5