6.2
4. Decrease £680 by 10% 6.7
14. Solve: 5x + 1 = 3
6.3
5. Divide 132kg in a ratio of 3:3:5 6.8
15. Find the nth term of this sequence
7 12 17 22 27 ... 23.
Work out the height of a triangle with a base 10m and area 20m2.
6.3
6. Divide £32 in a ratio of 3:7 6.8
16. If T(n) = 6n +2, what is the 3rd
term?
6.4
7. If 70% is £14, what is the full
cost? 6.9
17. If y=4x + 3, find the value of y
when x = -2 24.
If the probability of a win is 0.12 and
the probability of a draw is 0.6, what is the probability of a loss?
6.4
8. 4bags of cement do 18m2, how many m2 can be done with 7bags? 6.9
18. y = x + 1 is the equation of a
straight line graph.
What is the gradient of this line?
6.5
9. Work out: +
6.21 Use π = 3
19. Calculate the area of a circle with
radius of 2cm 25.
Work out the volume of a cuboid of edge 4m by 4cm by 7cm?
6.5
10. Work out: 5 x
6.21 Use π = 3
20. Calculate the length of the
circumference of a circle with
radius of 7cm