Answer:
B
Step-by-step explanation:
B. angle N is supplementary to angle P
The number of permutations of the 25 letters taken 2 at a time (with repetitions) is:

The number of permutations of the 9 digits taken 4 at a time (with repetitions) is:

Each permutation of letters can be taken with each permutation of digits, therefore the total number of possible passwords is:
Answer:
=13
Step-by-step explanation:
=2^2+2×2+5
=4+4+5
=8+5
=13
Answer:
Step-by-step explanation:
7.5
Answer: 6x + 3.5y > 60
<u>Step-by-step explanation:</u>
Popcorn: cost is $6.00, variable is x
Soda: cost is $3.50, variable is y
Total: GREATER than $60
Popcorn + Soda > Total
6x + 3.5y > 60