Votes In an election there were four candidates, J, K, L and M.
Teri is drawing a pie chart to show the results.
The sectors for J and K have been drawn.
Twice as many people voted for L as voted for M.
a) Work out the angle that needs to be used
to draw the sector for L.
(3)
M
J
172
+
K
b) Altogether, 15 840 people voted.
How many voted for J?
(2)
+
Total marks: 5

G(x) = 2 sin(2x - π) + 4. using complete sentences, explain how to find the minimum value for the function.

The box plot shows the number of raisins found in sample boxes from brand c and from brand d. each box weighs the same. what could you infer by comparing the range of the data for each brand? a) a box of raisins from either brand has about 28 raisins. b) the number of raisins in boxes from brand c varies more than boxes from brand d. c) the number of raisins in boxes from brand d varies more than boxes from brand c. d) the number of raisins in boxes from either brand varies about the same.

Factor the polynomial 4x4 – 20x2 – 3x2 + 15 by grouping. what is the resulting expression? (4x2 + 3)(x2 – 5) (4x2 – 3)(x2 – 5) (4x2 – 5)(x2 + 3) (4x2 + 5)(x2 – 3)