5
21, 28, 35, 42, 49
They are: 21, 28, 35, 42 and 49
They are: 7, 14, 21, 28, 35, 42, 49, 56, 63, 70, 77, 84, 91 and 98.
Seeing how your eager to get the answer it is 14. Think........................... What is the next multiple of 7. After 10. Hope i helped you.
28, 35, 42, 49, 56.
21, 28, 35, 42, 49
14, 21, 28, 35, 42, 49, 56, 63 . . .
They are: 7 14 21 28 35 42 and 49
7, 14, 21, 28, 35, 42, 49, 56, 63etc.
21, 28, 35, 42, 49
7, 14, 21, 28, 35, 42, 49
28, 35, 42, 49, 56