The graph shows the membership of a student group: x represents the number of years since the group was formed and y represents the number of members. The equation is y = 14x + 10. Which is true regarding the slope? Membership grows by 14 each year. The group was formed with 14 members. Membership is recorded every 14 years.

The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of 1252 chips and standard deviation 129 chips. (a) what is the probability that a randomly selected bag contains between 1100 and 1500 chocolate chips, inclusive? (b) what is the probability that a randomly selected bag contains fewer than 1125 chocolate chips? (c) what proportion of bags contains more than 1225 chocolate chips? (d) what is the percentile rank of a bag that contains 1425 chocolate chips?

What three-dimensional solid have 6 rectangular faces, 2 equal bases that are not rectangles and 18 edges

Point r divides in the ratio 1 : 5. if the coordinates of e and f are (4, 8) and (11, 4), respectively, what are the coordinates of r to two decimal places?