What is the difference between 12/8 and 3/4?

What is the upper quartile in the box plot?

The height of a flare fired from the deck of a ship in distress can be modeled by h(t)= -2(8t^2-52t-28), where h is the height of the flare above water and t is the time in seconds. a. find the time it takes the flare to hit the water.

Which value of m will create a system of parallel lines with no solution? y= mx - 6 8x - 4y = 12