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Brums [2.3K]
3 years ago
14

Using 5 letters followed by 2 ​digits, how many passwords are​ possible?

Mathematics
1 answer:
Deffense [45]3 years ago
6 0
Since there is no condition whatsoever for this arrangement, I can consider the 2 digits and the 5 letters as 7 different objects.

Total permutation (with no repetition):
7 chosen among 7 , that is 7 ! = 5040 arrangements

Total permutation (WITH REPERTITION):

7⁷ = 823 543

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17 please help me......................
Vaselesa [24]
I think its (6.5+3.25)÷0.2=48.75

dont quote me on that, I tried and I'm not the best at math lol.
(6.5 + 3.25) \div 0.2
8 0
3 years ago
30 points to answer this page and show work
hjlf
Answers to 1, 2, and 3 are in the picture

3 0
3 years ago
Read 2 more answers
How many social security numbers are available if the only restriction is that the number 000-00-0000 cannot be assigned?
harkovskaia [24]
Each digit can be 0-9 ( 10 numbers)
 there are 9 numbers in a social security number

multiply 10 nine times:
10 x 10 x 10 x 10 x 10 x 10 x 10 x 10 x 10 =  1,000,000,000 ( 1 billion) possibilities.
 
 the restriction is it can't be all zeros so subtract 1 from the total
 1,000,000,000 - 1 = 999,999,999 combinations



3 0
3 years ago
HELP awarding 60 points and brainliest answer!!!
Tju [1.3M]

Answer:

A

Step-by-step explanation:

Choice A is right because there is no dot above the two.

Choice B is not right because there is 2 dots above 1 and not 3.

Choice C is not right because the data doesn't go passed 5 to get to 8

Choice D is not right because it was 5 games because there is 5 dots above 3

5 0
3 years ago
Read 2 more answers
What is the area of this rectangle?
nexus9112 [7]
L x W =H

7 x 5 = 35 cm^2

Answer: Choice C

Hope that helps. -UF aka Nadia


6 0
3 years ago
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