Question

The marks obtained by the students of two sections of a school in English are given in the following table.
marks 0-20 20-40 40-60 60-80 80-100 total
no. of students 8 12 30 30 10 90
find the probability that the students got less than 40 in the test

Answer 1

Answer:

2/9

Step-by-step explanation:

total no.of students=90

no.of students scored below40=20

therefore probability=20/90=2/9