The second number in the given number pairs is obtainede by performing certain mathematical operations(s) on the first number. The same operation(s) are followed in all the number pairs except one. Find that odd number pair.
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. 444 : 339.
444 : 339= 444 − 339 = 105 (odd)
189 : 82 = 189 − 82 = 107 (prime number)
401 : 294 = 401 − 294 = 107 (prime number)
500 : 393= 500 − 393 = 107 (prime number)