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)