Question

30% of students of class IX scored less than 50% in mathematics. Suppose P(E) be the probability of a
randomly picked student scored more than 40% in mathematics, which of the following relation is
correct about P(E):
A) P(E) 27/10 B) P(E) S 3/10 C) 3/10 S P(E) 7/10 D) P(E) = 3/10​

Answer 1

Answer:

Math Chapter 19 - Probability

Let E1 be the event that the selected patient's age is in between 30 - 40. ∴ P( patient's age 30 is years or more but less than ...