Question

use of chemical manure in the world have been increased during the period of 1952 to 1985 in the rate of- a) 100% b) 200% c) 900%

Answer 1

Use of chemical manure in the world have been increased during the period of 1952 to 1985 in the rate of- 100%

The actual percentage is 93%, though 100 is the most closest round figure so its 100%.