One of 26 letter keys on a type writer is pressed What is the probability that the key prints a letter other than 'a' ?

\frac{25}{26}

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\frac{1}{26}

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\frac{1}{13}

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\frac{12}{13}

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Solution

The correct option is A $\frac{25}{26}$
Total number of letters other than 'a' = 25
Total number of possible out comes = 26
$∴$ Required probability $= \frac{25}{26}$

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One of 26 letter keys on a type writer is pressed What is the probability that the key prints a letter other than 'a' ?

The correct option is A 2526Total number of letters other than 'a' = 25Total number of possible out comes = 26∴ Required probability =2526

The correct option is A $\frac{25}{26}$
Total number of letters other than 'a' = 25
Total number of possible out comes = 26
$∴$ Required probability $= \frac{25}{26}$