{
  "schemaVersion": 1,
  "exam": "TNUSRB SI 2019 recruitment, General Candidates, written 12 January 2020",
  "reviewedOn": "2026-11-13",
  "sourceSeriesD": "https://player.uacdn.net/slides_pdf/L7A5NOF1JC7OQSCDPCP1/Clear_SI_in_first_attempt__psychology_class_2_Dont_miss_it_with_anno.pdf",
  "sourceFinalKey": "https://img.freejobalert.com/uploads/2020/03/Final-Answer-Key-TNUSRB-Sub-Inspector-of-Police-Posts.pdf",
  "seriesCOriginalPagesViewed": true,
  "methodology": "All 60 Series C Psychology question stems (81–140) were matched with the independently numbered Series D study PDF and checked against the published final-key letters. The formerly inferred C114↔D107, C115↔D108 and C116↔D109 mappings were confirmed by visual review of public Series C scan page 26 on 13 November 2026; their stems and A–D choices match.",
  "noAutomaticSeriesCOriginalSubstitution": true,
  "psychologyMappings": [
    {
      "seriesCNumber": 88,
      "seriesDNumber": 81,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 87,
      "seriesDNumber": 82,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 90,
      "seriesDNumber": 83,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 89,
      "seriesDNumber": 84,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 91,
      "seriesDNumber": 85,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 93,
      "seriesDNumber": 86,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 92,
      "seriesDNumber": 87,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 95,
      "seriesDNumber": 88,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 96,
      "seriesDNumber": 89,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 94,
      "seriesDNumber": 90,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 98,
      "seriesDNumber": 91,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 99,
      "seriesDNumber": 92,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 100,
      "seriesDNumber": 93,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 101,
      "seriesDNumber": 94,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 102,
      "seriesDNumber": 95,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 97,
      "seriesDNumber": 96,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 104,
      "seriesDNumber": 97,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 105,
      "seriesDNumber": 98,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 103,
      "seriesDNumber": 99,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 107,
      "seriesDNumber": 100,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 108,
      "seriesDNumber": 101,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 109,
      "seriesDNumber": 102,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 110,
      "seriesDNumber": 103,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 111,
      "seriesDNumber": 104,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 106,
      "seriesDNumber": 105,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 113,
      "seriesDNumber": 106,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 114,
      "seriesDNumber": 107,
      "verification": "stem_compared_against_recovered_series_c_scan_and_key_agrees"
    },
    {
      "seriesCNumber": 115,
      "seriesDNumber": 108,
      "verification": "stem_compared_against_recovered_series_c_scan_and_key_agrees"
    },
    {
      "seriesCNumber": 116,
      "seriesDNumber": 109,
      "verification": "stem_compared_against_recovered_series_c_scan_and_key_agrees"
    },
    {
      "seriesCNumber": 112,
      "seriesDNumber": 110,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 118,
      "seriesDNumber": 111,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 119,
      "seriesDNumber": 112,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 120,
      "seriesDNumber": 113,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 121,
      "seriesDNumber": 114,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 117,
      "seriesDNumber": 115,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 123,
      "seriesDNumber": 116,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 124,
      "seriesDNumber": 117,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 125,
      "seriesDNumber": 118,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 122,
      "seriesDNumber": 119,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 127,
      "seriesDNumber": 120,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 128,
      "seriesDNumber": 121,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 129,
      "seriesDNumber": 122,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 130,
      "seriesDNumber": 123,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 131,
      "seriesDNumber": 124,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 126,
      "seriesDNumber": 125,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 133,
      "seriesDNumber": 126,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 134,
      "seriesDNumber": 127,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 135,
      "seriesDNumber": 128,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 136,
      "seriesDNumber": 129,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 132,
      "seriesDNumber": 130,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 138,
      "seriesDNumber": 131,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 139,
      "seriesDNumber": 132,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 140,
      "seriesDNumber": 133,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 137,
      "seriesDNumber": 134,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 82,
      "seriesDNumber": 135,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 81,
      "seriesDNumber": 136,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 83,
      "seriesDNumber": 137,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 84,
      "seriesDNumber": 138,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 86,
      "seriesDNumber": 139,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    },
    {
      "seriesCNumber": 85,
      "seriesDNumber": 140,
      "verification": "stem_compared_against_existing_c_and_key_agrees"
    }
  ],
  "existingStemMatches": 60,
  "candidateUnverifiedMappings": 0,
  "sourceSeriesDCandidateQuestions": [
    {
      "seriesCPositionHypothesis": 114,
      "seriesDPrintedNumber": 107,
      "seriesDSourceQuestion": "If we get the same number on adding 32 into the 80% of a number, then which will be that number?",
      "seriesDSourceOptions": {
        "A": "16",
        "B": "160",
        "C": "32",
        "D": "None of these"
      },
      "seriesCFinalKey": "B",
      "seriesDFinalKey": "B",
      "sourceType": "Series D General Candidates study scan cross-checked against public Series C scan page 26",
      "originalSeriesCStemVerified": true,
      "originalSeriesCOptionsVerified": true,
      "scoringAllowed": true,
      "caution": "80% of x + 32 = x gives x = 160. Series C scan and D source share the same stem/options; both final keys give B. TNUSRB-hosted original-PDF certification remains pending."
    },
    {
      "seriesCPositionHypothesis": 115,
      "seriesDPrintedNumber": 108,
      "seriesDSourceQuestion": "28 students were divided into three groups A, B and C. Group B consists of twice the number of students in Group C. Group A has half the number of students in Group C. How many students are there in Group C?",
      "seriesDSourceOptions": {
        "A": "4",
        "B": "6",
        "C": "8",
        "D": "14"
      },
      "seriesCFinalKey": "C",
      "seriesDFinalKey": "C",
      "sourceType": "Series D General Candidates study scan cross-checked against public Series C scan page 26",
      "originalSeriesCStemVerified": true,
      "originalSeriesCOptionsVerified": true,
      "scoringAllowed": true,
      "caution": "If Group C = x, then x/2 + 2x + x = 28, giving x = 8. Series C scan and D source share the same stem/options; both final keys give C. TNUSRB-hosted original-PDF certification remains pending."
    },
    {
      "seriesCPositionHypothesis": 116,
      "seriesDPrintedNumber": 109,
      "seriesDSourceQuestion": "In the given series, find the number which is wrong: 10, 100, 1100, 11000, 111000, 1210000",
      "seriesDSourceOptions": {
        "A": "1210000",
        "B": "11000",
        "C": "100",
        "D": "111000"
      },
      "seriesCFinalKey": "D",
      "seriesDFinalKey": "D",
      "sourceType": "Series D General Candidates study scan cross-checked against public Series C scan page 26",
      "originalSeriesCStemVerified": true,
      "originalSeriesCOptionsVerified": true,
      "scoringAllowed": true,
      "caution": "The alternating ×10, ×11 pattern requires 121000 in place of 111000, so option D is the wrong term. Series C scan and D source share the same stem/options; both final keys give D. TNUSRB-hosted original-PDF certification remains pending."
    }
  ]
}