Question

0. The table given below shows the marks obtained by 80 students of a class in a test

with maximum marks 100

Marks 0 - 15 = 6students 15- 30 = 13 students 30 - 45 =17 students 45 - 60 = 24 students 60 - 75 =16 students Above 75 = 4 students
A student of the class is selected at random . Find the probability that he gets

(i) Less than 15% marks (ii) 60 or more marks (iii) less than 45 marks .

Answer 1

Answer:

(i) 6/80 = 3/40

(ii) 20/80 = 1/4

(iii) 36/80 = 18/40 = 9/20

Step-by-step explanation:

Not required