The following numbers are not perfect squares. Given reason. (I)64000       (ii)   89722         (iii)   222000    (iv) 505050

Explanation

To determine whether the given numbers are perfect squares, we will use two properties of perfect squares:

1. A perfect square cannot end with an odd number of zeros.
2. A perfect square cannot end with the digits 2, 3, 7, or 8.

Now, let's analyze each number step by step:

### Step 1: Analyze 64000
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