1. Write 12:18 in the form of 1:n.

2. Eight bags of plaster cover 32 m². What area will 17 bags cover?

3. Work out five-eighths times 2.

4. Work out 6 divided by three-fifths.

5. If [tex]T(n) = 3 + 2n[/tex], what is the fifth term?

6. If [tex]x + y = 6[/tex], find the value of y when [tex]x = 2[/tex].

7. If [tex]x + y = 6[/tex], find the value of y when [tex]x = 8[/tex].

8. For the next two questions, assume [tex]\pi = 3[/tex].
- Calculate the area of a circle with a radius of 6 m.
- Calculate the circumference of a circle with a radius of 4.5 cm.

9. Work out the height of a parallelogram with a base of 5 cm and an area of 60 cm².

10. Work out the height of a triangle with a base of 5 m and an area of 20 m².

11. If the probability of a win is 0.02 and the probability of a draw is 0.8, what is the probability of a loss?

12. Work out the surface area of a cube with an edge length of 2 m.