Brainliestt asap!me : )

determine whether the situation calls for a survey, an observational study, or an experiment.

you want to find out if prolonged exposure to the sun as a child affects skin cancer rates in adults.
question 4 options:

observational study

survey

experiment

Find the equation using the point (4,8)

Alana has 12.5 cups of flour with which she is baking four loaves of raisin bread and one large pretzel. the pretzel requires 2.5 cups of flour to make. how much flour is in each loaf of raisin bread? explain the steps to follow to get the answer.

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