There are 5 red marbles, 8 blue marbles, and 12 green marbles in a bag. what is the theoretical probability of randomly drawing either a red marble or a blue marble? 20% 32% 52% 13%

The answer is 52% because there is a total of 25 marbles and if you add the red and blue marbles you get 14 which is more than the green mables which is more than half the amount of the total marbles

Answer d; a supplementary angle = 180°, so if that angle = 150°, y would = 30°.