Maths Quiz Questions 6

Updated

A round with several deliberate traps. Whether one counts as a prime number, which numbers divide exactly by three, and a percentage question phrased in reverse.

Also included: a large addition and a millilitre conversion, both straightforward if teams take their time.

  1. One is a prime number?
  2. An obtuse angle must have less than how many degrees?
  3. Which of the following numbers can be divided exactly by 3: 248, 276, 286, 297?
  4. What is 49,123 + 27,586?
  5. How many ml are there in 1.8L ?
  6. 0.75 x ? = 75%
  7. Can you round the following decimals to 1 decimal place: 5.56, 7.44, 9.35?
  8. How many lines of symmetry does a rectangle have?
  9. 80% of 100 = 40% of ?
  10. To find out the inverse sine, cosine, tangent of an angle, what button must be pressed on a calculator before pressing either sin, cos or tan?
  11. What are the missing numbers from the following sequence: 25, ..., ..., 64, ..., 100?
  12. An arrow is facing east, you turn it 90 degrees clockwise, 180 degrees anti-clockwise, 270 degrees clockwise then 360 degrees anti-clockwise, in which direction would the arrow be pointing?
  13. Can you write the following fractions as decimals: 33/100, 8/10, 3/4?
  14. What name is given to lines that never meet and are the same distance apart througout their entire length?
  15. What is the square root of 196?
  16. What is 589 divided by 4?
  17. What number is symbolized by the Roman numberals LXX?
  18. If the radius of a circle is 5.5cm, what is its diameter?
  19. There were 500ml of water in a jug and 40ml was poured out, what was the total percentage that was poured out?
  20. Can you convert the following ratios into fractions: 1:2, 3:4, 4:5?