What are 3 equivalent ratios of 15 to 18?

Where does the word etymology come from? The sum of three consecutive odd integer is 45? Universal restroom symbols? What is 7.10 X 30? What does the saying a 20 meter gang mean? What is the area of a triangle with angle A equals 38 degrees angle B equals 63 degrees and side c equals 15? Does The Function X2 plus 4x-5 equals 0 Have A Minimum Or Maximum? What does the perpendicular line look like? Cost per unit? What does obtuse angle triangle mean? What is a general rule for two integers with the same sign? Is a 23 or 25 gauge needle smaller? What is the area if the radius is 32cm? What is a synonym and antonym for rough? What is 3456789 plus 123456? How do you know a triangle is isosceles? What is 2 lots of 5 more than 30? 2 3/4 is feet what is inch? How do you use geometry in soccer? What is a linear inequation?