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Ben is making manipulatives to sell. He needs to make at least $450. Each manipulative costs $18to make. He is selling them for $30 each. What is the minimum number he can sell reach his goal?
Ben is making manipulatives to sell. He needs to make at least $450. Each manipulative costs $18to make. He is selling them for $30 each. What is the minimum number he can sell reach his goal?