Nature of roots the determining 2x²-13x+15=0

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?

Plzzz answer both questions and i will give you 100 points

First work with stencil one. use a combination of reflections, rotations, and translations to see whether stencil one will overlap with the original pattern. list the sequence of rigid transformations you used in your attempt, noting the type of transformation, the direction, the coordinates, and the displacement