Question
A cup of tea cools from $65.5^\circ\text{C}$ to $62.5^\circ\text{C}$ in 1 minute in a room at $22.5^\circ\text{C}$. How long will it take to cool from $46.5^\circ\text{C}$ to $40.5^\circ\text{C}$ in the same room?
A cup of tea cools from $65.5^\circ\text{C}$ to $62.5^\circ\text{C}$ in 1 minute in a room at $22.5^\circ\text{C}$. How long will it take to cool from $46.5^\circ\text{C}$ to $40.5^\circ\text{C}$ in the same room?