The given bar graph indicates production of salt (in lakh tons) by 3 different sugar companies P, Q and R from year 2016 to 2020.

Production of salt by company A, B and C from 2016 to 2020.

The percentage increase in production of salt by company B in 2019 as compared to 2016 is?

42\(\frac{6}{7}\)%

Production of B in 2016 = 70 lakh tons

Production of B in 2019 = 100 lakh tons

Required percentage = \(\frac{100 - 70}{70}\) × 100 = \(\frac{30}{70}\) × 100 = \(\frac{300}{7}\)% = 42\(\frac{6}{7}\)%