If the sum of a number and its reciprocal be 2, then the number is

The average production of table fans on Monday & Tuesdays exceeds the average production of table fans during the week by

Ratio of the total production of table fans in the factory from Monday to Wednesday to that from Thursday to Saturday is

The average production of table fan in that week is

The bar graph shows the production of table fans in a factory during one week. Study the bar graph and answer the question.

The maximum production exceeds the minimum production by: