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Pre-university · JC / IB: calculus, probability, sciences, reading

These are original practice questions. They are not the AEIS, the PSLE or any school’s entrance test, and not past papers. The score is only for a child’s own feel and says nothing about admission. Answers are marked in your browser and are never uploaded. Questions are in English, as in Singapore classrooms and exams.

Answered 0 / 8 · 0 correct

Differentiate y = x³ with respect to x.

3x² x² 3x

Solve x² − 5x + 6 = 0.

x = 2 or 3 x = −2 or −3 x = 1 or 6

What is log₁₀ 1000?

2 3 10

Two fair coins are tossed. What is the probability that both show heads?

1/2 1/4 1/3

What is the SI unit of force?

Newton Joule Watt

What is the pH of pure water at 25 °C?

0 7 14

In which organelle does most aerobic respiration take place?

Mitochondrion Ribosome Nucleus

“Although the experiment was repeated five times, the results varied widely, so the researcher concluded the method was unreliable.” What can be inferred?

The results were not consistent The method was perfect The experiment was done once

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Pre-university · JC / IB: calculus, probability, sciences, reading