• # question_answer 19) The following graph shows the amount of milk (in litres) that a milkman sold over 10 days. On an average, how much milk he sells every day? A)  10 litres                      B)  12.5 litres       C)  11 litres                      D)  13 litres

Average = $=\frac{14+10+16+12+16+10+12+15+11+14}{10}$ $\text{=}\frac{\text{130}}{\text{10}}\text{=13}\,\,\text{litres}$