Estimate the feed rate, if the composition of the more volatile component in the feed is 50% and the residue is 10% and the equilibrium relation is given by y*= 1.975x. Also, the rate of residue is 60 mol/hr.

• A. 213 mol/hr
• B. 313 mol/hr
• C. 413 mol/hr
• D. 513 mol/hr