the sum of A and B is 49 A said to B I am twice as old as you were when I was as old as you are. find present age of B
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Quantum mechanics is a fundamental theory in physics that provides a description of the physical properties of nature at the scale of atoms and subatomic particles. It is the foundation of all quantum physics including quantum chemistry, quantum field theory, quantum technology, and quantum information science.
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49÷2=24.5 because A is twice as big As B So, 49÷2=24.5
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