ICSE Class 10 Probability — Mock Test (2027)
Free online mock test for Probability (ICSE Class 10 Mathematics) — 20 competency-based questions based on the latest CISCE 2027 syllabus, with instant marking. Try the samples below, then take the full test free.
What to expect: This mock test covers key concepts from the Probability chapter — including application-based and competency-focused questions aligned with how ICSE actually sets the paper.
Tip: Attempt without notes first to identify gaps, then review explanations for any wrong answers. Retake after a few days for best retention.
Sample questions
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1.A box contains some black balls and 30 white balls. If the probability of drawing a black ball is two-fifths of the probability of drawing a white ball, find the number of black balls in the box.
- A.8
- B.12
- C.18
- D.20
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2.Which of the following relationship is the correct?
- A.$P(E) + P(\overline{E}) = 1$
- B.$P(\overline{E}) - P(E) = 1$
- C.$P(E) = 1 + P(\overline{E})$
- D.None of these
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3.Which of the following cannot be the probability of an event?<br><br>
- A.$\frac{1}{3}$
- B.0.1
- C.$3\%$
- D.$\frac{17}{16}$
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4.Which of the following cannot be the probability of an event?
- A.$\frac{3}{5}$
- B.2.7
- C.43%
- D.-0.6
- E.-3.2
- F.0.35
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5.A box contains cards, number 1 to 90. A card is drawn at random from the box. Find the probability that the selected card bears a: (i) Two digit number. (ii) Perfect square number
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