Observe the given carefully and complete the table given below.

From the given graph, let us observe the following points.

X axis is placed in horizontal and Y axis is in vertical. So,

X = 1, Y = 2.5

X = 2, Y = 5

X = 3, Y = 10

X = 4, Y = 15

∴ Fill the above observed points in the table, it is shown as follows