The following bar graph shows the milk production (in million tons) details for 4 years for three brands (P, Q, R);
What was the average production (in million tons) per year over the period of 4 years?
1
90
2
50
3
30
4
70
The following bar graph shows the milk production (in million tons) details for 4 years for three brands (P, Q, R);
What was the average production (in million tons) per year over the period of 4 years?