The shell of a hard-boiled egg can be dyed different colors by putting the egg in a mixture of water, food coloring, and distilled vinegar. The color of the dye becomes darker when the ratio of food coloring to distilled vinegar is
increased. Jaime mixed 40 drops of blue food coloring with 2 teaspoons of distilled vinegar.
Which additional change will make the color of the dye darker?
A Add 4 more teaspoons of distilled vinegar but do not add any more blue food coloring.
B
Add 20 more drops of blue food coloring and 1 teaspoon more of distilled vinegar.
C Add 5 more drops of blue food coloring and
teaspoon more of distilled vinegar.
D
Add 10 more drops of blue food coloring but do not add any more distilled vinegar.


Rosy waxes 2/3 of her car with 1/4 bottle of car wax. at this rate, what fraction of the bottle of car wax will rosey use to wax her entire car

The school track has eight lanes. each lane is 1.25 meters wide. the arc at each end of the track is 180. the distance of the home straight and the radii for the arcs in the 1st 4 lanes are given. s=85m r1=36.5m r2=37.75m r3=39m r4=40.25m part one: find the radii of lanes 5 through 8 of the track. show your work. part two: if max ran around lane one, how far did he run? show your work and explain your solution. part three: max wants to run a total of three laps around the track, choose two additional lanes (2-8) for him to run and find the distance around those two lanes. show your work and round to the hundredths. part 4: based on your lane choices in part three, what was the total distance max ran in the three laps around the track?

Which one is the correct answer, and why?