*this is not a homework question, my exams are coming up on the 29th, and i found this on my revision papers.

-Box A contains 12 balls, 6 of which are blue, 2 are red, and the remaining are yellow. Box B contains 10 balls, 4 of which are blue and the remaining are red. one ball is removed at random from each box.

find the probability that

i)one red ball and one blue ball are removed

ii)the blue ball from Box B is blue

iii)balls of the same colors are removed

iv)balls of different colors are removed

appreciate any explanations that is clear to understand, *this topic is puzzling me a bit, i would really appreciate your help