Purple paint is made by mixing red and blue paint in the ratio 5:4 What is one share worth if there is 450 ml of the mixture?
(Hint: 5+4=9, then 450/9=...)

Write an inequality for this description. - one fourth of the opposite of the difference of five and a number is less than twenty.

36x2 + 49y2 = 1,764 the foci are located at: (-√13, 0) and (√13,0) (0, -√13) and (0,√13) (-1, 0) and (1, 0)edit: the answer is (- the square root of 13, 0) and (the square root of 13, 0)

If the car had not hit the fence, how much farther would it have skidded? solve the skid-distance formula to find the extra distance that the car would have traveled if it had not hit the fence. round your answer to two decimal places. note that unit conversion is built into the skid distance formula, so no unit conversions are needed.