A Casserole Is Removed from an Oven At $375^{\circ} \mathrm{F}$ And Cools To

Short Answer

A casserole is removed from an oven at $375^{\circ} \mathrm{F}$ and cools to $190^{\circ} \mathrm{F}$ after 25 minutes in a room at $68^{\circ} \mathrm{F}$ How long (from the time it is removed from the oven) will it take the casserole to cool to $105^{\circ} \mathrm{F} \text { ? }$