Someone help plz make sure it’s right :)

Olga used 100 ounces of flour to make 225 muffins. how many ounces of flour will be used to make 300 muffins?

The random variable x represents the number of phone calls an author receives in a day, and it has a poisson distribution with a mean of 8.7 calls. what are the possible values of x

Which of the following is an example of a rational number? a. π b. √ 9 c. √ 8 d. 3.8362319