1.   What number comes next in the pattern?

5, 10, 15, ___

    A. 20 B. 25
    C. 30 D. 16
    Hint

  2.   What number comes next in the pattern?

3, 6, 9, ___

    A. 12 B. 10
    C. 8 D. 15
    Hint

  3.   What number comes next in the pattern?

10, 12, 14, ___

    A. 16 B. 17
    C. 13 D. 15
    Hint

  4.   What number comes next in the pattern?

20, 25, 30, ___

    A. 35 B. 45
    C. 31 D. 40
    Hint

  5.   What number comes next in the pattern?

40, 50, 60, ___

    A. 65 B. 75
    C. 70 D. 61
    Hint