Question

Marks
Number of students
30-35
5
35-40
00
40-45
15
45-50
20
50-55
5
55-60
4
60-65
4.
65-70
2
70-75
3
Answer the following questions based on the above table.
(a) What is the upper limit of 50-55 ?
(b) Find the class marks of classes 30-35, 35-40 and 40-45.
(c) What is the class size ?
(d)
How many students got marks between 45 to 60?​

Answer 1

Answer:

a) 20

Step-by-step explanation:

here is your answer mark as brain list