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📝 Quiz 🃏 Flashcards 🧠 Memory 🎯 Matching ⚡ Speed Drill 🎲 Bingo 🔑 Answer Key
  1. 1.
    2, 4, 6, 8, ?
    9
    10
    11
    12
  2. 2.
    5, 10, 15, 20, ?
    20
    24
    25
    30
  3. 3.
    3, 6, 9, 12, ?
    13
    14
    15
    16
  4. 4.
    1, 3, 5, 7, ?
    8
    9
    10
    11
  5. 5.
    10, 20, 30, 40, ?
    45
    50
    55
    60
  6. 6.
    100, 90, 80, 70, ?
    50
    55
    60
    65
  7. 7.
    4, 8, 12, 16, ?
    18
    20
    22
    24
  8. 8.
    1, 2, 4, 8, ?
    10
    12
    14
    16