The table below shows the total cost of admittance to a basketball game, y, for x students.

x
y
5
$25
10
$50
15
$75
20
$100

which explains how the table can be used to predict the cost of any number of students attending the game?
the table is a partial representation of a larger data set. it can be used to generate a graph that is a complete representation of the data set.
the table is a partial representation of a larger data set. it can be used to generate an equation that is a complete representation of the data set.
the table is a complete representation of the data set. to determine the cost of any number of students, find the number of students in the x-column.
the table is a complete representation of the data set. to determine the cost of any number of students, find the number of students in the y-column.