Probability

CBSE Class 10 · Mathematics · 53 past questions

These are the board's own papers. 126 more board questions reprinted in the books we use in class are for signed-in students: sign in.

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Q9 2026

A bag contains 30 balls out of which ‘m’ number of balls are blue in colour.
Q26 2025 (Basic)

A lot consists of 200 pens of which 180 are good and the rest are defective. A customer will buy a pen if it…
Q40 2024 (Basic)

A bag contains 4 red, 5 white and some yellow balls. If probability of drawing a red ball at random is…