In a box of marbles, the ratio of red marbles to total marbles is 2: 5. the ratio of green marbles to total marbles is 3: 10. if the marbles that are neither red nor green are blue, how many blue marbles are in the box if there are 40 marbles in the box?

The classrooms are trying to raise $1,200.00 for charity. mrs. leblanc's class has raised 50%. mr. patel's class has raised $235.14 ms. warner's class has raised 1/3 as much as mrs. leblanc's class. how much more money is needed to reach the goal of $1,200.00?

Answer each of the questions for the following diagram: 1. what type of angles are these? 2. solve for x. what does x equal? 3. what is the measure of the angles?

Determine the standard form of the equation of the line that passes through (-2,0) and (8,-5)