There are 60 marbles in a bin and 75% of the marbles are red. How many red marbles are the bin?

Acircle has a circumference of 28.36 units what is the diameter of the circle

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.

What is the radical expression that is equivalent to the expression 27 1 over 5?