Question

Find the probability that a day in a week has alphabet U in it.​

Answer 1

$\displaystyle\huge\red{\underline{\underline{Solution}}}$

TO DETERMINE

The probability that a day in a week has alphabet U in it

CALCULATION

There are 7 days in a week

The days are

SUNDAY , MONDAY , TUESDAY , WEDNESDAY , THURSDAY , FRIDAY , SATURDAY

Therefore the total number of possible outcomes = 7

Let A be the event that A WEEK HAS ALPHABET U IN IT

Now the alphabet U are in the days

SUNDAY , TUESDAY , THURSDAY , SATURDAY

So the total number of possible outcomes for the event A is 4

$\displaystyle \sf{ \: }Hence \: the \: required \: probability \: \: = \: \frac{4}{7}$

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Answer 2

TO DETERMINE

The probability that a day in a week has alphabet U in it

CALCULATION

There are 7 days in a week

The days are

SUNDAY , MONDAY , TUESDAY , WEDNESDAY , THURSDAY , FRIDAY , SATURDAY

Therefore the total number of possible outcomes = 7

Let A be the event that A WEEK HAS ALPHABET U IN IT

Now the alphabet U are in the days

SUNDAY , TUESDAY , THURSDAY , SATURDAY

So the total number of possible outcomes for the event A is 4

\displaystyle \sf{ \: }Hence \: the \: required \: probability \: \: = \: \frac{4}{7}Hencetherequiredprobability=

7

4

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