I am in a machine learning class and I$\text{'}$m studying for my final can you help me with this practice question?

How to rescale these two sets of data:

$[4,6,4,6,4,6,4,6,4,6,4,6,4,6,3,7,3,7,3,8]$

$[0,5,10,15,20,25,30]$