Every new customer at the burger barn qualifies to receive a free whistle. the bag of whistles has 9 black ones, 6 red ones, 7 green ones, 10 pink ones, and 4 purple ones.

what is the probability the next customer will receive a red one?

Acircle has a circumference of 2 pi cm. which statement about the circumference and area is true? a comparison of the area and circumference is not possible since the area cannot be determined. the numerical values of the circumference and area of the circle are equal. the numerical value of the circumference is greater than the numerical value of the area. the numerical value of the circumference is less than the numerical value of the area.

Ineed with number 6 , explain how to get 1978

Find the vertex for the parabola given by the function ƒ(x) = −3x2 − 6x.