2$. Then, it is decreased by 10%, which can be represented as $(p \times 1.2) \times 0.9$. We are given that the final value is 1,620, so we can set up the equation:
$(p \times 1.2) \times 0.9 = 1620$
Now, we can solve for p:
$p \times 1.2 \times 0.9 = 1620$
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