The bar chart given below shows the number of mobile phones sold in a country in 6 consecutive years.
Which of the following statement is/are not correct?
I. Number of mobile phones sold in Y6 are 32500 less than the number of mobile phones sold in Y1.
II. Average of number of mobile phones sold in Y2, Y3 and Y4 is 21666.66.
III. Total number of mobile phones sold in Y5 and Y6 are 82500.
1
II and III
2
I, II and III
3
I and III
4
Only I