A motorboat is 64km from shore after 17 mins it is 30km from shore which function describes the motorboat distance from shore

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%

What is the 17th term in the arithmetic sequence in which a6 is 101 and a9 is 83

What’s the answer? and how do i solve it ?