Math Quiz Questions 8

Updated

A round of proper working-out questions rather than recall. Adding and simplifying fractions, solving for x, and calculating the area of a circle to the nearest whole number.

Give teams paper and a couple of extra minutes — this is the most demanding of our maths rounds.

  1. What is the result of 3/4 + 2/5, when the fractions are added and simplified?
  2. If a book costs £20 before a 25% discount, how much will it cost after the discount?
  3. What is the square root of 144?
  4. Solve for x: 2x + 7 = 15.
  5. If a car travels at a speed of 60 miles per hour for 3 hours, how far does it travel?
  6. What is the area of a rectangle with a length of 8 units and a width of 5 units?
  7. If you have a circle with a radius of 6 centimeters, what is its area, rounded to the nearest whole number?
  8. What is the product of 9 and the sum of 5 and 3?
  9. If a recipe calls for 2/3 cup of flour and you want to make 3 times the recipe, how many cups of flour do you need?
  10. A shirt originally priced at $35 is on sale for 30% off. What is the sale price of the shirt?
  11. What is the result of 7 divided by 1/4?
  12. If a train travels at a constant speed of 80 miles per hour, how far will it travel in 2.5 hours?
  13. Solve for x: 3x - 4 = 20.
  14. A restaurant bill comes to $48. If you want to leave a 15% tip, how much should you leave as a tip?
  15. What is 20% of 150?
  16. If you roll a fair six-sided die, what is the probability of getting a prime number?
  17. What is the volume of a cube with edges each measuring 6 inches?
  18. If a store offers a buy-one-get-one-half-off deal on shoes, and you buy two pairs priced at $60 each, what is the total cost?
  19. If a recipe calls for 1 1/2 teaspoons of vanilla extract, and you want to halve the recipe, how much vanilla extract should you use?
  20. What is the difference between the largest prime number less than 50 and the smallest prime number greater than 30?