Question

Exercise 3g
2
1 A letter is picked at random from the word CATASTROPHE.
Find the probability that
2 the letter is a vowel
b the letter is A or T.
bine and

Answer 1

Answer:

first

the probability of a vowel..

possible outcomes=no of favourable conditions/total outcomes

so,

p=4/11

now,

second

a or t= 3/11