The mean weight of adult American men is 180 pounds with standard deviation of 25 pounds. The weights are approximately normally distributed. What range lies within 1 standard deviation (or in other words 68%)

If eh = hg and hg=16, find the diameter of k

What is the average rate of change for this function for the interval from x=2 to x=4 ?

From the top of a tree a bird looks down on a field mouse at an angle of depression of 50°. if the field mouse is 40 meters from the base of the tree, find the vertical distance from the ground to the bird's eyes.