What is 0.04% of 30? Round to the nearest hundredth

The table represents a function. what is f(-2)? a.-3 b. -1 c.1 d.3

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (–4, 0) and (6, 0). the y-intercept of the first parabola is (0, –12). the y-intercept of the second parabola is (0, –24). what is the positive difference between the a values for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth

Can someone me with my math problem pls my teacher is on my back about this