Hey macjas then why this line is provided in the question "Loan x has a principal of 10000x and a yearly simple interest rate of 4%. loan Y has a principal of $10000y and a yearly simple interest of 8% " is of no use . Then why this line has been provided in the question ??just to confuse us !!
Pls reply !!
Exactly! It's of no use! This is one of the fundamental ways in which IR differs from the Q/V section of the GMAT.
IR is supposed to reflect 'real world' data; you need to figure out whether a data piece of data is relevant or not.