The bar graph shows results of a survey carried out within a club. The members of the club were asked which soft drink they consumed? Study the diagram and answer the following questions.
If 20% of consumers of drink A start consuming drink E then the consumers of drink E would increase by ________.
Two particles with charges q1 and q2 are kept at a certain distance to exert force F on each other. If the distance is reduced to one-fifth, then the force between them is