Question

Marks obtained by 50 students in a class test of 100 marks are given below :

Marks 0 - 25 25 - 50 50 – 75 75 - 100

No of students 4 12 18 16

Find the probability that a student obtained less than 50% marks
with explanation​

Answer 1

Answer:

8/25 is the probability to get less than 50

Answer 2

Answer:

Total number of students in the class = 4+12+18+16= 50

No of students less than 50 = 4 +12 = 16

possibility of students getting less than 50% = 16/ 50 = 8/25