Correct Answer: (47, 49)

Solution : Let's check the options —
First option: (47, 49); 47 is a prime number while 49 is a composite number. This option is different from the other options.
Second option: (29, 31); Both 29 and 31 are consecutive prime numbers.
Third option: (5, 7); Both 5 and 7 are consecutive prime numbers.
Fourth option: (11, 13); Both 11 and 13 are consecutive prime numbers.

Therefore, the first option is different from the others as it contains prime and composite numbers. Hence, the first option is correct.