A pile of 30 cards
Start with the first card. Read its fields, do one small action, then move on.
REVISION AND PRACTICE
Explore your course cards: interactive dataset lab
On this page 1 headings
The same score cards, word cards and shopping bills are used throughout both weeks. Choose a procedure and follow the real records. Learn and practise here without downloading anything.
YOUR COURSE DATA · TRY IT HERE
Count the score cards
Use the supplied 30 score cards. No download or coding is needed.
What we remember
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- 0
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Look through all 30 original records
BhuvaneshMaths 68 · Erode
- CardNo
- 0
- Name
- Bhuvanesh
- Gender
- M
- DateOfBirth
- 7 Nov
- CityTown
- Erode
- Mathematics
- 68
- Physics
- 64
- Chemistry
- 78
- Total
- 210
HarishMaths 62 · Salem
- CardNo
- 1
- Name
- Harish
- Gender
- M
- DateOfBirth
- 3 Jun
- CityTown
- Salem
- Mathematics
- 62
- Physics
- 45
- Chemistry
- 91
- Total
- 198
ShashankMaths 57 · Chennai
- CardNo
- 2
- Name
- Shashank
- Gender
- M
- DateOfBirth
- 4 Jan
- CityTown
- Chennai
- Mathematics
- 57
- Physics
- 54
- Chemistry
- 77
- Total
- 188
RidaMaths 42 · Chennai
- CardNo
- 3
- Name
- Rida
- Gender
- F
- DateOfBirth
- 5 May
- CityTown
- Chennai
- Mathematics
- 42
- Physics
- 53
- Chemistry
- 78
- Total
- 173
RitikaMaths 87 · Madurai
- CardNo
- 4
- Name
- Ritika
- Gender
- F
- DateOfBirth
- 17 Nov
- CityTown
- Madurai
- Mathematics
- 87
- Physics
- 64
- Chemistry
- 89
- Total
- 240
AkshayaMaths 71 · Chennai
- CardNo
- 5
- Name
- Akshaya
- Gender
- F
- DateOfBirth
- 8 Feb
- CityTown
- Chennai
- Mathematics
- 71
- Physics
- 92
- Chemistry
- 84
- Total
- 247
SameerMaths 81 · Ambur
- CardNo
- 6
- Name
- Sameer
- Gender
- M
- DateOfBirth
- 23 Mar
- CityTown
- Ambur
- Mathematics
- 81
- Physics
- 82
- Chemistry
- 87
- Total
- 250
AdityaMaths 84 · Vellore
- CardNo
- 7
- Name
- Aditya
- Gender
- M
- DateOfBirth
- 15 Mar
- CityTown
- Vellore
- Mathematics
- 84
- Physics
- 92
- Chemistry
- 76
- Total
- 252
SuryaMaths 74 · Bengaluru
- CardNo
- 8
- Name
- Surya
- Gender
- M
- DateOfBirth
- 28 Feb
- CityTown
- Bengaluru
- Mathematics
- 74
- Physics
- 64
- Chemistry
- 51
- Total
- 189
ClarenceMaths 63 · Bengaluru
- CardNo
- 9
- Name
- Clarence
- Gender
- M
- DateOfBirth
- 6 Dec
- CityTown
- Bengaluru
- Mathematics
- 63
- Physics
- 88
- Chemistry
- 73
- Total
- 224
KavyaMaths 64 · Chennai
- CardNo
- 10
- Name
- Kavya
- Gender
- F
- DateOfBirth
- 12 Jan
- CityTown
- Chennai
- Mathematics
- 64
- Physics
- 72
- Chemistry
- 68
- Total
- 204
RahulMaths 97 · Bengaluru
- CardNo
- 11
- Name
- Rahul
- Gender
- M
- DateOfBirth
- 30 Apr
- CityTown
- Bengaluru
- Mathematics
- 97
- Physics
- 92
- Chemistry
- 92
- Total
- 281
SrinidhiMaths 52 · Chennai
- CardNo
- 12
- Name
- Srinidhi
- Gender
- F
- DateOfBirth
- 14 Jan
- CityTown
- Chennai
- Mathematics
- 52
- Physics
- 64
- Chemistry
- 71
- Total
- 187
GopiMaths 65 · Madurai
- CardNo
- 13
- Name
- Gopi
- Gender
- M
- DateOfBirth
- 6 May
- CityTown
- Madurai
- Mathematics
- 65
- Physics
- 73
- Chemistry
- 89
- Total
- 227
SophiaMaths 89 · Trichy
- CardNo
- 14
- Name
- Sophia
- Gender
- F
- DateOfBirth
- 23 July
- CityTown
- Trichy
- Mathematics
- 89
- Physics
- 62
- Chemistry
- 93
- Total
- 244
GoutamiMaths 76 · Theni
- CardNo
- 15
- Name
- Goutami
- Gender
- F
- DateOfBirth
- 22 Sep
- CityTown
- Theni
- Mathematics
- 76
- Physics
- 58
- Chemistry
- 90
- Total
- 224
TauseefMaths 87 · Trichy
- CardNo
- 16
- Name
- Tauseef
- Gender
- M
- DateOfBirth
- 30 Dec
- CityTown
- Trichy
- Mathematics
- 87
- Physics
- 86
- Chemistry
- 43
- Total
- 216
ArshadMaths 62 · Chennai
- CardNo
- 17
- Name
- Arshad
- Gender
- M
- DateOfBirth
- 14 Dec
- CityTown
- Chennai
- Mathematics
- 62
- Physics
- 81
- Chemistry
- 67
- Total
- 210
AbiramiMaths 72 · Erode
- CardNo
- 18
- Name
- Abirami
- Gender
- F
- DateOfBirth
- 9 Oct
- CityTown
- Erode
- Mathematics
- 72
- Physics
- 92
- Chemistry
- 97
- Total
- 261
VetrivelMaths 56 · Trichy
- CardNo
- 19
- Name
- Vetrivel
- Gender
- M
- DateOfBirth
- 30 Aug
- CityTown
- Trichy
- Mathematics
- 56
- Physics
- 78
- Chemistry
- 62
- Total
- 196
KalyanMaths 93 · Vellore
- CardNo
- 20
- Name
- Kalyan
- Gender
- M
- DateOfBirth
- 17 Sep
- CityTown
- Vellore
- Mathematics
- 93
- Physics
- 68
- Chemistry
- 91
- Total
- 252
MonikaMaths 78 · Bengaluru
- CardNo
- 21
- Name
- Monika
- Gender
- F
- DateOfBirth
- 15 Mar
- CityTown
- Bengaluru
- Mathematics
- 78
- Physics
- 69
- Chemistry
- 74
- Total
- 221
PriyaMaths 62 · Nagercoil
- CardNo
- 22
- Name
- Priya
- Gender
- F
- DateOfBirth
- 17 Jul
- CityTown
- Nagercoil
- Mathematics
- 62
- Physics
- 62
- Chemistry
- 57
- Total
- 181
DeepikaMaths 97 · Bengaluru
- CardNo
- 23
- Name
- Deepika
- Gender
- F
- DateOfBirth
- 13 May
- CityTown
- Bengaluru
- Mathematics
- 97
- Physics
- 91
- Chemistry
- 88
- Total
- 276
SiddharthMaths 44 · Madurai
- CardNo
- 24
- Name
- Siddharth
- Gender
- M
- DateOfBirth
- 26 Dec
- CityTown
- Madurai
- Mathematics
- 44
- Physics
- 72
- Chemistry
- 58
- Total
- 174
GeetaMaths 87 · Chennai
- CardNo
- 25
- Name
- Geeta
- Gender
- F
- DateOfBirth
- 16 May
- CityTown
- Chennai
- Mathematics
- 87
- Physics
- 75
- Chemistry
- 92
- Total
- 254
JKMaths 74 · Chennai
- CardNo
- 26
- Name
- JK
- Gender
- M
- DateOfBirth
- 22 Jul
- CityTown
- Chennai
- Mathematics
- 74
- Physics
- 71
- Chemistry
- 82
- Total
- 227
JaganMaths 81 · Madurai
- CardNo
- 27
- Name
- Jagan
- Gender
- M
- DateOfBirth
- 4 Mar
- CityTown
- Madurai
- Mathematics
- 81
- Physics
- 76
- Chemistry
- 52
- Total
- 209
NishaMaths 74 · Madurai
- CardNo
- 28
- Name
- Nisha
- Gender
- F
- DateOfBirth
- 10 Sep
- CityTown
- Madurai
- Mathematics
- 74
- Physics
- 83
- Chemistry
- 83
- Total
- 240
NaveenMaths 72 · Vellore
- CardNo
- 29
- Name
- Naveen
- Gender
- M
- DateOfBirth
- 13 Oct
- CityTown
- Vellore
- Mathematics
- 72
- Physics
- 66
- Chemistry
- 81
- Total
- 219
Same data, different questions
Use score cards for counts, sums, averages, filters, types and maximums. Use word cards for ordered searches, sentence lengths and frequencies. Use bills for records, food filters and store revenue. Change the question and watch how the procedure changes.
Try it yourself
What is the average Mathematics mark across all 30 score cards?
Show explained answer
The sum is 2,171. Divide by 30 to get approximately 72.3667. The average walkthrough rounds its display to 72.37.
Try it yourself
Which students share the highest Mathematics mark?
Show explained answer
Rahul and Deepika both have 97. Keep both names when a mark equals the current best.
Try it yourself
How many words are in the longest sentence in the supplied paragraph?
Show explained answer
Sentence 5 has 25 word cards. The five lengths are 4, 7, 8, 21 and 25.
Try it yourself
What is the combined revenue across the 30 shopping bills?
Show explained answer
SV Stores totals ₹7,120; Big Bazaar ₹13,284; Sun General ₹4,009. Together they total ₹24,413.