The right answer is -8/3
please see the attached picture for full solution
hope it helps
For the first letter we have 24 choices. Since letters can't repeat the second letter has 23 choices (24 minus 1 that was used for the first slot) and the third has 22 (24 minus one for the first slot and one for the second slot).
The total number of combinations is thus: 24 x 23 x 22= 12,144
I think it is 56, is this a multiple choice question?
Answer:
Please the explanation section.
Step-by-step explanation:
There will be 2 squares. Those can be 9. Those are:
One square can be a 3 by 3 square, meaning each side will be 3 units. The area for this will be 9.
Another one is the square can be a 9 by 9 square, meaning each side will be 9 units. The area for this will bebe 81.
profit = revenue - expenses
Filling in the given values, where n is the number of necklaces Sam must sell ...
... 1000 = 10n - (5n +5000)
... 6000 = 5n . . . . . . collect terms, add 5000
... 1200 = n . . . . . . . divide by 5
The appropriate choice is
... D. 1200
