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Background AI question generation and question diagrams. A second AI answers every new question on its own; when it agrees with the stored answer the question goes live, otherwise it waits here for you.

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New questions

7308AI questions in bank
349awaiting review
SS3 / CRSnext batch (1 of 83 class/subject pairs in your bank)
2026-10-03 22:42:02 UTClast successful batch

AI questions for subjects a class doesn't take: from before generation was limited to the subjects in your question bank. They also make those subjects appear in the app's subject pickers for that class.

JSS1 Physics (30 draft) · JSS1 Chemistry (30 draft)

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6721approved and live
207held for you to decide
25older drafts still to check (60 per run)
0deleted by you

Held questions: the checker didn't reach the stored answer, or found a problem. Green = stored answer, underlined = checker's pick. Approve if the stored answer is right, otherwise delete. Showing the latest 30 of 207.

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#43956 · SS2 MathematicsWhat is the volume of a cone with radius 2 cm and height 6 cm?
  • A) ⅔π cm³
  • B) 4π cm³
  • C) 12π cm³
  • D) 2π cm³

Stored answer A · checker said B · Checker chose B, stored answer is A.

#43948 · SS2 MathematicsFind the height of a tree if its shadow is 10 m long and the angle of elevation is 30°.
  • A) 5 m
  • B) 10 m
  • C) √3 m
  • D) 10√3 m

Stored answer A · checker said D · Checker chose D, stored answer is A.

#43941 · SS2 MathematicsIf ₦200 is invested at 5% simple interest for 2 years, what is the total amount?
  • A) ₦210
  • B) ₦220
  • C) ₦200
  • D) ₦205

Stored answer A · checker said B · Checker chose B, stored answer is A.

#43843 · SS2 Further MathematicsFind the area under y = x from x = 1 to x = 4.
  • A) 4.5
  • B) 5
  • C) 6
  • D) 7

Stored answer A · checker said C · Checker chose C, stored answer is A.

#43841 · SS2 Further MathematicsSolve the inequality x² - 4 < 0.
  • A) -2 < x < 2
  • B) x < -2 or x > 2
  • C) x > -2 and x < 2
  • D) x ≤ -2 or x ≥ 2

Stored answer A · checker said C · Checker chose C, stored answer is A.

#43834 · SS2 Further MathematicsWhat is the sum of the first 5 terms of the series 2, 5, 8, ...?
  • A) 50
  • B) 45
  • C) 40
  • D) 35

Stored answer A · checker said B · Checker chose B, stored answer is A.

#43833 · SS2 Further MathematicsIf a card is drawn from a deck, what is the probability it is a queen?
  • A) 1/13
  • B) 1/52
  • C) 1/26
  • D) 1/4

Stored answer A · checker said B · Checker chose B, stored answer is A.

#43819 · SS2 Further MathematicsWhat is the 5th term of the arithmetic sequence 3, 7, 11, ...?
  • A) 15
  • B) 16
  • C) 14
  • D) 12

Stored answer A · checker said C · Checker chose C, stored answer is A.

#43816 · SS2 Further MathematicsCalculate the area under the curve y = x² from x = 0 to x = 3.
  • A) 9
  • B) 6
  • C) 4.5
  • D) 3

Stored answer A · checker said B · Checker chose B, stored answer is A.

#43795 · SS2 English LanguageWhat is the purpose of a counterargument in an argumentative essay?
  • A) To strengthen your argument
  • B) To confuse the reader
  • C) To show different opinions
  • D) To conclude the essay

Stored answer A · checker said C · Checker chose C, stored answer is A.

#43775 · SS2 EconomicsHow do commercial banks create money?
  • A) By issuing bonds
  • B) Through customer deposits
  • C) By lending to businesses
  • D) By selling stocks

Stored answer C · checker said B · Checker chose B, stored answer is C.

#43643 · SS2 ChemistryWhat is the general formula for alkanes?
  • A) CₙH₂ₙ₊₁
  • B) CₙH₂ₙ
  • C) CₙH₂ₙ₋₂
  • D) CₙH₂ₙ₊₂

Stored answer D · checker said A · Checker chose A, stored answer is D.

#43515 · SS1 PhysicsIf a runner completes a 400 m lap in 50 seconds, what is their average velocity?
  • A) 8 m/s
  • B) 10 m/s
  • C) 12 m/s
  • D) 20 m/s

Stored answer B · checker said A · Checker chose A, stored answer is B.

#43514 · SS1 PhysicsWhat is the average speed if a car travels 150 km in 3 hours?
  • A) 50 km/h
  • B) 60 km/h
  • C) 70 km/h
  • D) 80 km/h

Stored answer B · checker said A · Checker chose A, stored answer is B.

#43503 · SS1 PhysicsWhat is the coefficient of friction if a force of 30 N is needed to move a 200 N object?
  • A) 0.15
  • B) 0.20
  • C) 0.25
  • D) 0.30

Stored answer B · checker said C · Checker chose C, stored answer is B.

#43490 · SS1 MathematicsIf z varies jointly with x and y, and z = 24 when x = 2 and y = 3, what is z when x = 4 and y = 6?
  • A) 48
  • B) 36
  • C) 60
  • D) 72

Stored answer A · checker said D · Checker chose D, stored answer is A.

#43479 · SS1 MathematicsWhat is the bearing of point B from point A if B is directly east of A?
  • A) 90°
  • B) 180°
  • C) 0°
  • D) 270°

Stored answer A · checker said C · Checker chose C, stored answer is A.

#43478 · SS1 MathematicsIf a car travels 120.5 km in 1.75 hours, estimate the speed in km/h. What is the approximate speed?
  • A) 69 km/h
  • B) 72 km/h
  • C) 70 km/h
  • D) 75 km/h

Stored answer A · checker said B · Checker chose B, stored answer is A.

#43475 · SS1 MathematicsIf x = 3, what is the value of (2x² + 3x)/(x - 2)?
  • A) 21
  • B) 15
  • C) 18
  • D) 12

Stored answer A · checker said B · Checker chose B, stored answer is A.

#43457 · SS1 MarketingWhich factor influences consumer purchasing decisions?
  • A) Color of the product
  • B) Price only
  • C) Brand name only
  • D) Product features only

Stored answer A · checker said X · More than one option could influence purchasing decisions.

#43404 · SS1 GovernmentWhich political structure was common in pre-colonial Nigeria?
  • A) Centralized kingdoms
  • B) Decentralized clans
  • C) Democratic assemblies
  • D) Federal unions

Stored answer B · checker said A · Checker chose A, stored answer is B.

#43323 · SS1 Further MathematicsIf y varies directly as x² and y = 8 when x = 2, what is y when x = 4?
  • A) 32
  • B) 16
  • C) 64
  • D) 4

Stored answer A · checker said C · Checker chose C, stored answer is A.

#43320 · SS1 Further MathematicsFind the height of a triangle with base 10 m and area 20 m².
  • A) 4 m
  • B) 5 m
  • C) 6 m
  • D) 2 m

Stored answer A · checker said B · Checker chose B, stored answer is A.

#43313 · SS1 Further MathematicsSolve for x and y: 3x + 4y = 10 and 2x - y = 1.
  • A) x = 2, y = 1
  • B) x = 1, y = 2
  • C) x = 0, y = 2.5
  • D) x = 3, y = 0

Stored answer A · checker said B · Checker chose B, stored answer is A.

#43262 · SS1 English LanguageWhich statement best reflects the author's tone in the passage?
  • A) Optimistic and hopeful.
  • B) Sarcastic and critical.
  • C) Neutral and factual.
  • D) Joyful and celebratory.

Stored answer B · checker said X · The question refers to a passage that is not provided.

#43261 · SS1 English LanguageWhat can be inferred from the text about the character's feelings?
  • A) They are happy and content.
  • B) They are confused and lost.
  • C) They feel betrayed and angry.
  • D) They are indifferent to events.

Stored answer C · checker said X · The question refers to a text that is not provided.

#43098 · SS1 Civic EducationWhat type of government is characterized by a single ruler?
  • A) Democracy
  • B) Oligarchy
  • C) Monarchy
  • D) Dictatorship

Stored answer D · checker said C · Checker chose C, stored answer is D.

#43018 · SS1 BiologyWhich domain includes all prokaryotic organisms?
  • A) Eukarya
  • B) Bacteria
  • C) Archaea
  • D) Plantae

Stored answer B · checker said X · The question is ambiguous as it could be interpreted to include both Bacteria and Archaea as prokaryotic domains.

#42870 · JSS3 MathematicsSimplify the expression 3(x + 4) - 2(x - 1).
  • A) x + 14
  • B) x + 10
  • C) x + 12
  • D) x + 8

Stored answer B · checker said A · Checker chose A, stored answer is B.

#42764 · JSS3 Computer ScienceWhich of the following is a programming language?
  • A) HTML
  • B) CSS
  • C) JavaScript
  • D) All of the above

Stored answer D · checker said C · Checker chose C, stored answer is D.

Diagrams on new questions

#40189 · JSS3 MathematicsHow do you construct a locus of points equidistant from a point?
#37785 · SS1 Computer ScienceWhat does a diamond shape represent in a flowchart?

Diagrams for old questions

0diagrams added
0still to look at
56no diagram needed / can't be drawn
1failed (retried up to 3×)

Recent runs

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