Respuesta :
Based on the given axioms and purchase descriptions, the two TRUE conclusions are: B) Walt bought three watercolor paintings .... and D) Melanie bought three watercolor paintings ...
- The true conclusions are based on the costs of watercolor and oil paintings.
- According to the axioms, the watercolor paintings cost $20 each while the oil paintings cost $30 each. The frame is free. Therefore, there is no consideration of their costs here.
- Since Walt and Melanie paid $60 each, it means that they purchased only watercolor paintings and 3 pictures each.
Data and Calculations:
Payments and (Purchases):
Fred = $50 (made up of one oil painting of $30 and one watercolor painting of $20)
Alicia = $50 (made up of one oil painting of $30 and one watercolor painting of $20)
Melanie = $60 (made up of three watercolor paintings of $20 each)
Walt = $60 (made up of three watercolor paintings of $20 each)
Thus, the true conclusions are statements B) and D).
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