PLEASE HELP ME PLEASE I REALLY NEED HELP!!!!!!!! :-(

Complete the table below.Draw the next few squares as needed.Write all ratios in simplest form.

Shaded Blocks: 1 | 4 | 9 | 16 | 25 | |
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Total Blocks: 4 | 16 | 36 | | | 144 |
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Ratio Shaded/Total: |4/16=1/4|

The nth box in each row is

shaded: n^2
total: 4*shaded