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Let’s solve this step by step: First equation: Shoes+Shoes+Shoes=30\text{Shoes} + \text{Shoes} + \text{Shoes} = 30Shoes+Shoes+Shoes=30This implies each pair of shoes is 101010: 10+10+10=3010 + 10 + 10 = 3010+10+10=30Second equation: Boy+Boy+Shoes=20\text{Boy} + \text{Boy} + \text{Shoes} = 20Boy+Boy+Shoes=20Since the shoes are 101010, we have: 2×Boy+10=202 \times \text{Boy} + 10 = 202×Boy+10=20Solving for the boy: 2×Boy=10⇒Boy=52 \times \text{Boy} =…