In a class of 40 students the number of girls is 2/3 of boys then how many girls are there in the class? Step by step pls urgent

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 in