Question

помогите ржппжжпжпжпж​

Answer 1

1) 2, 3, 6, 7, 21, 42, 1

2)  a) 25, 45, 85, 100

     б) 34, 51, 68, 85

3) 13, 26, 39, 52, 65, 78, 91