Find the greatest number which on dividing 1428 and 2206, leaves a reminder of 9 and 13 respectively Choose the correct choice from the following answers:
A) 125
B) 127
C) 129
D) 131
E) 141

Rationale: "explanation : in this type of question , its obvious we need to calculate the hcf , trick is hcf of ( 1428 - 9 ) and ( 2206 - 13 ) = hcf ( 1419 , 2193 ) = 129 option c"
Answer: C