This isn't a question, however if you really need to wash your hands you ares is a good place to do so.
Snake goes to frog frog goes to bug bug goes to leaf and leaf goes to soil
But this rule rule is applicable only for double stranded DNA molecule. The possibility of Adenine=40% and Thymine=60% is only in single stranded DNA molecule. In the question, the DNA sample referred is a single stranded DNA. hope it helps :D
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