Which one of the following interest rate for credit card should be recovered from Credit card borrower. 52 days interest- free credit from the date of purchase on the portion of the balance that is settled on payment due date,The remaining balance is subject to an interest charge 18% per annum on cards issued based on a salary assignment as per CBO guidelines on Credit Cards. Rate of interest is 20% per annum on cards issued against other securities Ans. 1. a and b 2. b and c 3. a and c 4. a, b , c