3 years ago

A key code must contain 2 letters and 3 numbers

2 answers:

7 0

26 choices for each letter, 10 for each number, do <span><span>26×26×10×10×10</span></span>

5 0

26 letters {A; B; C; D;...;Z}

10 numbers {0; 1; 2; 3;...;9}

L-letter; N-number

code
LLNN
LNLN
LNNL
NNLL
NLNL
NLLN

26 · 26 · 10 · 10 · 6 = 135,200

You might be interested in

Usimov [2.4K]

45% of 30 is 13.5
40% of 175 is 70
20% of 60 is 12

6 0

2 years ago

Deffense [45]

Answer:

20/10 + 50=52

Step-by-step explanation:

7 0

3 years ago

Romashka [77]

The answer would be $24.55 per oz of gold alloy so rounded up would be $25

6 0

3 years ago

Lelechka [254]

I hope this helps you

7 0

3 years ago

Nadusha1986 [10]

Type o ( ii) = 6 . 25

Type A ( l^A l ^A or l ^A i ) = 18 . 75

Type B ( l ^b l^b or l ^ bi ) = 18.75

Type AB ( l ^ A l^ B) = 56.25

3 0

2 years ago