SOLVE AND JUSTIFY RIGHT ANSWER GETS BRAIN

5,600 x 10^3 = a) 560 b) 5,000,600 c) 5,600,000 d) 56,000

Exclude leap years from the following calculations. (a) compute the probability that a randomly selected person does not have a birthday on october 4. (type an integer or a decimal rounded to three decimal places as needed.) (b) compute the probability that a randomly selected person does not have a birthday on the 1st day of a month. (type an integer or a decimal rounded to three decimal places as needed.) (c) compute the probability that a randomly selected person does not have a birthday on the 30th day of a month. (type an integer or a decimal rounded to three decimal places as needed.) (d) compute the probability that a randomly selected person was not born in january. (type an integer or a decimal rounded to three decimal places as needed.)

Will mark brainliest! ( explain the answer too, it can be one sentence)