Choose or find odd number - 12, 25, 37, 49, 57

C. 37

Choose or find odd number - 11 , 13 , 15 , 17

C. 15

Choose or find odd number - 3740 , 4635 , 5869 , 7946 , 2378

A. 3740

Choose or find odd number - 5698 , 7894 , 9865 , 8793 , 6958

D. 8793

Choose or find odd number - 381, 552, 729, 903, 295

B. 552