Maths Quiz

Quiz 55 – Round 5 – Maths

1. How many seconds are there in 24 hours?

86,400

2. What is 4 cubed?

64

3. What is two-sevenths of 147?

 42

4. If you know the radius of a circle, how do you calculate the circumference?

multiply by ‘pi’ and by 2 (2π r)

5. A school has 800 students and on one day of severe illness 27% of the students are absent. How many students attend school on that day?

584

6. What is a polyhedron?

A three-dimensional solid with flat faces, straight edges and vertices (sharp corners)

7. What is the mean of the following set of numbers: 5, 27, 43, 7, 2 and 6?

15

8. What is two-fifths of a half?

two-tenths (or 0.2)

9. What was the year 1976 as a Roman Numeral?

MCMLXXVI

10. What is the next number in the sequence: 17, 29, 53, 101, 197, …?

389 (multiply the previous number by two and then subtract five)

 

 

 

 

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