3/4% as a decimail please answer

What is the square root of 45? (step by step working plz)

Mary beth used the mapping rule to find the coordinates of a point that had been rotated 90° counterclockwise around the origin. examine the steps to determine whether she made an error. m (3, –6) is rotated 90° counterclockwise. (x, y) → (–y, x) 1. switch the x- and y-coordinates: (6, –3) 2. multiply the new x-coordinate by –1: (6(–1), –3) 3. simplify: (–6, –3) .

Olga used 100 ounces of flour to make 225 muffins. how many ounces of flour will be used to make 300 muffins?