JEE Main 202225 Jul, Evening shiftChemistryMediumSome Basic Principles of Organic Chemistry81× since 2002
The separation of two coloured substances was done by paper chromatography. The distances travelled by solvent front, substance A and substance B from the base line are 3.25 cm, 2.08 cm and 1.05 cm, respectively. The ratio of R_f values of A to B is _____________.