The cost to fly from boston to hartford was $250. now the cost is $325. what is the percent increase

325-250=75

75 divided by 250=0.3

0.3x100=30

30% increase

i dont get it. where are the "descriptions"?

answer: a) (0,0), (1,1), (2,8), and (3,27).

step-by-step explanation:

0^3=0

1^3=1

2^3=8

3^3=27

in effect, the exponential equation for this would me y=3^x. each x-coordinate cubed is giving the y coordinate, so a is your answer : )