Choose or find odd number - 232 , 431 , 612 , 813

D. 813

Choose or find odd number - 2345 , 3456 , 5467 , 5678

C. 5467

Choose or find odd number - 372164 , 376821 , 318951 , 319446 , 387315

A. 372164

Choose or find odd number - 21, 36, 49, 56, 91

B. 36

Choose or find odd number - 51 , 144 , 64 , 121 , 256

A. 51