Can anyone me with this maths problem? there are 5 girls,6 boys and some adults in a room. jenny selects at random one of these people. the probability that jenny selects a girl is 1/3 work out the probability that jenny selects an adult! ~!

Need asap. solve for the following inequality

Yvaries directly as x. y =90 when x=6. find y when x=13

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.)