The probability in Door County WI that a person is born with brown eyes is 4 out of 7. A survey of 2,723 people was taken in Door County. How many people would be expected to have brown eyes? (whole number answer, no spaces)

One number is 4 less than 3 times a second number. if 3 more than two times the first number is decreased by 2 times the second number, the result is 11. use the substitution method. what is the first number?

How do the graphs of the functions f(x) = (1.5)x and g(x) = (0.66)x compare?

In a gallup poll, 750 randomly selected adults were asked whether they are in favor of the death penalty for a person convicted of murder, and 75% of them said that they were in favor. construct and interpret a 99% confidence interval of the percentage of all adults who are in favor of this death penalty. round to 2 decimals.