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(q42) A bowl of soup is heated to a temperature of 190°F. It is then allowed to cool at a temperature of 50°F. The soup cools to 130°F in 20 minutes. Determine how long it will take for the soup to cool to 100°F.

q42 A bowl of soup is heated to a temperature of 190F It is then allowed to cool at a temperature of 50F The soup cools to 130F in 20 minutes Determine how long class=