There are 3 counselors for every 45 students enrolled in a camp. what is the maximum number of students allowed if there are 10 counselors

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The function f(x)= -(x+5)(x+1) is down. what is the range of the function?

Astudent draws two parabolas both parabolas cross the x axis at (-4,0) and (6,0) the y intercept of the first parabolas 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