Boxes of cereal usually cost $4, but they are on
sale for $1 off. a gallon of milk costs $3. the
expression 4b-1b + 3 can be used to find
the cost in dollars of buying b boxes of cereal
and a gallon of milk. write the expression in
simpler form.

Amodel rocket is launched from a roof into a large field. the path of the rocket can be modeled by the equation y = -0.04x^2 + 8.6x + 4.8, where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters, of the rocket above the ground. how far horizontally from its starting point will the rocket land? a. 0.56 m b. 215.56 m c. 431.11 m d. 215.74 m

Suppose i pick a jelly bean at random from a box containing one red and eleven blue ones. i record the color and put the jelly bean back in the box. if i do this three times, what is the probability of getting a blue jelly bean each time? (round your answer to three decimal places.)

If the scale factor between two circles is 2x/5y what is the ratio of their areas?