Translate the algebraic expression 41 increased by d

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 of the following is most likely the next step in the series? a3z, b6y, c9x, d12w, е15v, f18u

The parabola opens: y=√x-4 (principal square root) up down right left