In how many ways could the 11 members of a soccer team line up if the captain and assistant captain must remain apart

The number of potato chips in a bag is normally distributed with a mean of 71 and a standard deviation of 2. approximately what percent of bags contain between 69 and 73 potato chips? approximately 68% approximately 71% approximately 95% approximately 99.7%

Which is the solution to the inequality? 2 3/52 1/15 b< 3 2/15 b> 3 2/15

Last one and the bottom answer choice is y=(x-4)^2+1 you guys!