Mario, Franco and Gina share 153 badges in the ratio 2:3:4
Work out how many badges Mario gets.

In the diagram below, tan θ = sqrt 3. what is the value of m?

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.