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Class 7–8 Maths quiz — 13 November 2026

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

Question 1 · Triangle area

A triangle has a base of 22 cm and a height of 11 cm. What is its area?

  1. A. 484 cm²
  2. B. 242 cm²
  3. C. 121 cm² ✓
  4. D. 99 cm²

Answer: 121 cm². Area = ½ × base × height = ½ × 22 × 11 = 121 cm².

Question 2 · Circles

A circle has a radius of 14 cm. What is its area? (Use π = 22/7)

  1. A. 44 cm²
  2. B. 616 cm² ✓
  3. C. 196 cm²
  4. D. 1232 cm²

Answer: 616 cm². Area = π × r² = 22/7 × 14 × 14 = 616 cm².

Question 3 · Simple interest

Find the simple interest on ₹10,000 at 6% per year for 3 years.

  1. A. ₹2,800
  2. B. ₹1,800 ✓
  3. C. ₹180
  4. D. ₹11,800

Answer: ₹1,800. Simple interest = P × R × T ÷ 100 = 10000 × 6 × 3 ÷ 100 = ₹1,800.

Question 4 · Linear equations

Solve for x: 2x + 9 = 31

  1. A. 22
  2. B. 11 ✓
  3. C. 10
  4. D. 13

Answer: 11. Subtract 9 from both sides: 2x = 22. Divide by 2: x = 11.

Question 5 · Averages

What is the average of 72, 80, 85, 77 and 76?

  1. A. 80
  2. B. 76
  3. C. 78 ✓
  4. D. 79

Answer: 78. Add the numbers: 72 + 80 + 85 + 77 + 76 = 390. Divide by 5: 390 ÷ 5 = 78.

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