I need to learn C

You roll a six-sided die. Find the probability of each of the following scenarios (a) Rolling a 5 or a number greater than 3 (b) Rolling a number less than 5 or an even number (c) Rolling a 4 or an odd number (a) P(5 or number > 3) = 0.50 (Round to three decimal places as needed.) (b) P(1 or 2 or 3 or 4 or 6) = 0.833 (Round to three decimal places as needed.) (c) P(4 or 1 or 3 or 5) = (Round to three decimal places as needed.)