Scores on an exam are normally distributed with a mean of 67.5 and a standard deviation of 10. Find the percent of the scores that satisfy each question. a)Less than 32

b)At least 70

c)Between 56 and 66

Which one is true about the hexagons ?

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

Choose the linear inequality that describes the graph. the gray area represents the shaded region. a: y ≤ –4x – 2 b: y > –4x – 2 c: y ≥ –4x – 2 d: y < 4x – 2