A rectangular box has a square base of width w and a height h, and suppose that the width w is increasing at a rate of 2 cm/sec. If the volume of the box remains constant, what is the rate of change of the height h at the instant when w = 12 cm and h = 30 cm?

Asimple random sample of size nequals14 is drawn from a population that is normally distributed. the sample mean is found to be x overbar equals 70 and the sample standard deviation is found to be sequals13. construct a 90% confidence interval about the population mean

Cherie measures and records the lengths and sizes of the same style of a sandal found at a shoe store. which equation can be used to determine the approximate shoe size, s, for a foot length of x inches? s = x – 2 s = 2x – 10 s = x + 6 s = 2x + 4

3382-299=3383- ? fill in the blank?