According to one possible rule, 80 is wrong and should be replaced by 30 and 90, making the sequence: 5, 15, 30, 90, 180, 540, 1080, ... with the rule "alternatively multiply by 3 and by 2 to get the next term".
Lilo and Stitch The Series - 2003 Phoon Experiment 540 2-19 was released on: USA: 24 August 2005
540
542 - 387 add 3 to each number => 545 - 390add 10 to each number => 555 - 400 = 155.
36% of 540 = 36% * 540 = 0.36 * 540 = 194.4
28% of 540= 28% * 540= 0.28 * 540= 151.2
37% of 540= 37% * 540= 0.37 * 540= 199.8
12% of 540= 12% * 540= 0.12 * 540= 64.8
85% of 540= 85% * 540= 0.85 * 540= 459
18% of 540= 18% * 540= 0.18 * 540= 97.2
540
50% of 540= 50% x 540= 0.50 x 540= 270