Question

Marks obtained by students of class lX in
mathematics are given in a table:
mark=
0-20
20-40
40-60
60-80
80-100
Number of students
8
12
30
30
10

1)find the probability that a student gets
than 40% in a test

2)find the probability that a student gets
more than 80%​

Answer 1

Answer:

1) 8

2) 30

hopes it help u friend