Question

The marks obtained by 30 students of class 7 are given below. Find their average
marks.
5
15
30
10
20
no.of student
2
3
6
10
6
3​

Answer 1

Answer:

Heyy

Step-by-step explanation:

5+15+30+10+20/30

80/30

This is. average

Hope it's clear

Answer 2

See the attached sheet .