Explain how to find the unit rate of water to vinegar. What does the unit rate mean in this context? 5 cups water and 2/12 cups vinegar .

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?

The square root of 9x plus 7 plus the square rot of 2x equall to 7

If the value of cos330°is√3/2 then find cos 165°.