Question

word starting with E ?
How many 6 digit numbers can be formed from the is 0.1.3.57 und 9
which are divisible by to and no digit is repeated?
vonds
phabet has 5 vowels and 21.consona​

Answer 1

Answer:

We know,

P(E)=

total outcomes

favorable outcome

Total letter in English alphabet = 26

(a) a vowel

Number of vowel = 5

P(getting a vowel)=

26

5

(b) a letter comes after P

P is 16

th

letter hence there will be 15 letters after P

P(getting a letter coming after P)=

26

15

(c) a vowel or a consonant

Number of consonants = 21

Number of vowels = 5

P(getting a vowel or a consonant)=

26

5+21

=1

(d) not a vowel

Number of vowels = 5

P(getting a vowel)=

26

5

P(getting not a vowel)=1−P(getting a vowel)=1−

26

5

=

26

21

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