Identify the largest value in fraction 5/9, 2/3, 11/8

What is the value of x divided into y - z if x = 32, y = 4, and z = 2 3/4?

The weight of an object in a particular scale is 175.2 lbs. the measured weight may vary from the actual weight by at most 0.1 lbs. what is the range of actual weights of the object

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