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Class 9–10 Maths quiz — 3 November 2026

Questions and answers from this day. Play today's quiz to build your streak.

Question 1 · Arithmetic progressions

The first term of an AP is 10 and the common difference is 6. What is its 11th term?

  1. A. 71
  2. B. 64
  3. C. 76
  4. D. 70 ✓

Answer: 70. nth term = a + (n − 1)d = 10 + 10 × 6 = 70.

Question 2 · Probability

A bag holds 3 red, 6 blue and 3 green balls. One ball is picked at random. What is the probability it is red?

  1. A. 1/2
  2. B. 1/3
  3. C. 3/4
  4. D. 1/4 ✓

Answer: 1/4. Probability = favourable ÷ total = 3/12 = 1/4.

Question 3 · Coordinate geometry

Find the distance between the points (−1, 4) and (7, 19).

  1. A. 17 ✓
  2. B. 23
  3. C. 18
  4. D. 120

Answer: 17. Distance = √(8² + 15²) = √289 = 17.

Question 4 · Trigonometry

Find the value of sin 30° × cos 60° + tan 45°.

  1. A. 1/2
  2. B. 3/2
  3. C. 5/4 ✓
  4. D. 1

Answer: 5/4. Use sin 30° = ½, cos 60° = ½, tan 45° = 1, sin 90° = 1 and cos 0° = 1. sin 30° × cos 60° + tan 45° = 5/4.

Question 5 · Algebraic identities

If a + b = 12 and ab = 32, what is a² + b²?

  1. A. 82
  2. B. 64
  3. C. 144
  4. D. 80 ✓

Answer: 80. (a + b)² = a² + 2ab + b², so a² + b² = 12² − 2 × 32 = 144 − 64 = 80.

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