If the 16 boys in the classroom are 40% of the class how many students re there in class

The graph of a line gets what as the value of the slope gets bigger

David is spreading mulch on a triangular area of his flower bed. the coordinates of the vertices of the area are (1, 3), (9, 3), and (4, 6). what is the area of the triangle if each square has an area of 3 square feet?

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?