A bus travels at a constant speed. The following table shows the distance the bus travels (in kilometers) over a period of time (in hours): distance (d) 42 252 378

time (t) 0.5 3 4.5

Use complete sentences to describe the relationship represented in the table.

Write an equation using variables that represents the relationship shown in the table.

Use your equation to find how far the bus travels in 6 hours.

Best answer that i found on yahoo ok   set :   x= length of 2nd piece in cm  x- 3= length of 1st piece in cm  x-4= length of 3rd piece in cm  then since you know they all came from the 20 cm ribbon you add them together and set them equal to 20x+ x-3 +x-4 = 20  3x - 7= 20  3x= 27  x= 9  the shortest piece is the third piece which is x- 4  x-4  9-4 = 5  the length of the smallest piece is 5 cm.  the other lengths are  9 cm  6 cm

How many groups are there?

Um i that even math