Contrapositive of 'If two numbers are (not) equal, then their squares are (not) equal'

The same question, asked 2 times: 11 May 2023 S2*, 15 May 2023 S1. Every wording below, oldest first.

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Question 1
11 May 2023 S2
105 $Contrapositive of the statement 'If two numbers are not equal, then their squares are not equal', is$
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Question 2
15 May 2023 S1
116 $Contrapositive of the statement 'If two numbers are equal, then their squares are equal' is$
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