What is probability that you spell " ERADICATE" correctly when you hit keyboard alphabet keys randomly?

\frac{2}{26}

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\frac{4}{676}

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\frac{1}{(26^{9})}

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\frac{1}{9!}

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Solution

The correct option is D $\frac{1}{9!}$
Since eradicate is a 9 letter word. Number of words possible using 9 alphabets on randomly beating the keyboard= 9!

Out of these there is only 1 way when the name is spelled correctly.

P(E)= $\frac{1}{(9!)}$

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What is probability that you spell " ERADICATE" correctly when you hit keyboard alphabet keys randomly?

The correct option is D 19!Since eradicate is a 9 letter word. Number of words possible using 9 alphabets on randomly beating the keyboard= 9! Out of these there is only 1 way when the name is spelled correctly. P(E)= 1(9!)

The correct option is D $\frac{1}{9!}$
Since eradicate is a 9 letter word. Number of words possible using 9 alphabets on randomly beating the keyboard= 9!

Out of these there is only 1 way when the name is spelled correctly.

P(E)= $\frac{1}{(9!)}$