While baking, Evan discovered a recipe that required 1/2 cups of walnuts for every 2 1/4 cups of flour. How many cups of walnuts will he need for 4 cups of flour?

When drawing a trend line for a series of data on a scatter plot, which of the following is true? a. there should be an equal number of data points on either side of the trend line. b. all the data points should lie on one side of the trend line. c. the trend line should not intersect any data point on the plot. d. the trend line must connect each data point on the plot.

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)

Drag the tiles to the correct boxes to complete the pairs. label each function. as even , odd, or neither.