2 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

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Andreas93 [3]

2 1/3+ 3 5/6+ 6 2/3
= 7/3+ 23/6+ 20/3
= 14/6+ 23/6+ 40/6
= 77/6
= 12 5/6

The final answer is 12 5/6~

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Nadusha1986 [10]

Answer:

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Step-by-step explanation:

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Andrews [41]

Answer:

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