Practice test

Letter series - Test Set 1

Review 20 exam-focused questions with detailed explanations, then start the interactive test when you are ready.

20 questions

Questions and explanations

  1. Question 1

    DEF, DEF2, DE2F2, _____, D2E2F3
    1. D2E2F2
    2. DEF3
    3. D3EF3
    4. D2E3F
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  2. Question 2

    QAR, RAS, SAT, TAU, _____
    1. TAS
    2. TAT
    3. UAV
    4. UAT
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  3. Question 3

    ABD, DGK, HMS, MTB, SBL, ?
    1. ZKU
    2. ZKW
    3. ZAB
    4. None of these
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  4. Question 4

    YEB, WFD, UHG, SKI, (?)
    1. QGL
    2. QNL
    3. QHL
    4. QOL
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  5. Question 5

    BEH, KNQ, TWZ, ?
    1. CFI
    2. IJL
    3. ADG
    4. BDF
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  6. Question 6

    A, CD, GHI, ?, UVWXY
    1. MNO
    2. MNOP
    3. LMNO
    4. NOPQ
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  7. Question 7

    FOX, GP ?, HQZ
    1. Z
    2. T
    3. W
    4. Y
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  8. Question 8

    QPO, NML, KJI, _____, EDC
    1. CAB
    2. HGF
    3. GHI
    4. JKL
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  9. Question 9

    JAK, KBL, LCM, MDN, _____
    1. NEO
    2. PFQ
    3. OEP
    4. MEN
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  10. Question 10


    BCB, DED, FGF, HIH, ___
    1. HJH
    2. JHJ
    3. JKJ
    4. IJI
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  11. Question 11

    P5QR, P4QS, P3QT, _____, P1QV
    1. PQW
    2. P2QU
    3. PQV2
    4. PQ3U
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  12. Question 12

    ZA5, Y4B, XC6, W3D, _____
    1. E7V
    2. V2E
    3. VE7
    4. VE5
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  13. Question 13

    SCD, TEF, UGH, ____, WKL
    1. VIJ
    2. CMN
    3. UJI
    4. IJT
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  14. Question 14

    B2CD, _____, BCD4, B5CD, BC6D
    1. B2C2D
    2. BCD7
    3. BC3D
    4. B2C3D
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  15. Question 15

    ELFA, GLHA, ILJA, _____, MLNA
    1. OLPA
    2. KLLA
    3. KLMA
    4. LLMA
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  16. Question 16

    CMM, EOO, GQQ, _____, KUU
    1. GRR
    2. ISS
    3. ITT
    4. GSS
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  17. Question 17

    FAG, GAF, HAI, IAH, ____
    1. JAI
    2. JAK
    3. HAL
    4. HAK
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  18. Question 18

    ORU–O–UXOR–X–RUX
    1. XRUO
    2. OURX
    3. XURO
    4. ORXU
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  19. Question 19

    an__nn__ana__na__nan__a
    1. naana
    2. nanna
    3. annan
    4. aanan
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  20. Question 20

    a ___ ba ___ bb ___ ab ___ a
    1. aaba
    2. baaa
    3. abab
    4. baab
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