Simpson's Rule i dont understand anything. its really hard.

Please help me with this question:

1. A vehicle starts from rest and its velocity is measured every 8 seconds, with values as follows:

Time t (s) =Velocity v (ms-1)

0 = 0

1.0 =0.4

2.0 =1.0

3.0 =1.7

4.0 =2.9

5.0 =4.1

6.0 =6.2

7.0 =8.0

8.0 =9.4

The distance traveled in 8.0 seconds is given by

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vdt. Estimate this distance using simpson's rule, giving your answer to 3 significant figures.

please help me answer this really hard question.

thank you very much