For as long distance phone service dale pays a two dollar monthly fee plus $.12 per minute last month sales long distance bill was $19.64 for how many minutes was dale billed

With number 11 ( show how you got the answer)

Hi i’m not sure how to do question 20 if u could explain how to do it that’d b great

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.)