Nicole uses 3 1/2 feet of rope , 1 3/4 of blue rope and 2 1/4 feet of purple rope for a project. if she started with 9 1/4 feet of rope, how many feet of rope does she have remaining?

In mathematics, the geometric mean is a mean or average, which indicates the central tendency or typical value of a set of numbers by using the product of their values (as opposed to the arithmetic mean which uses their sum). The geometric mean is defined as the nth root of the product of n numbers, i.e., for a set of numbers x1, x2, ..., xn,