Brad buys a pack of 12 bottles of energy drink for £9.25 he then sells all bottles for £1 each. work out brads percentage profit. give your answer in 2 significant answers

Given the equation f(x)=a(b)x where the initial value is 40 and the growth rate is 20% what is f(4)

Solve 2 - 3 cos x = 5 + 3 cos x for 0° ≤ x ≤ 180° a. 150° b. 30° c. 60° d. 120°

Pentagon abcde is dilated according to the rule do,3(x,y) to create the image pentagon a'b'c'd'e', which is shown on the graph. what are the coordinates of point a of the pre-image? a) (-1, 1)b) (-1, 2)c) (-9, 6)d) (-9, 18)