Two two-digit numbers are written one after the other to give ' four digit number such that the larg

Two two-digit numbers are written one after the other to give ' four digit number such that the larger two digit number is written first. Now, if the difference of the four digit number and the sum of two two-digit numbers is 5742, then the larger 2-digit number is:
(i) 58 (ii) 85 (iii) 45 (iv) none of these