The average speed of an object, $S$, is calculated using the formula $S =\dfrac{D}{T}$, where $T$ is the time it takes to travel a distance of $D$ units. **Rearrange the formula to solve for time $(T)$.** $T=$ [[☃ expression 1]] **How long does it take a car to travel $100$ miles at an average speed of $45$ miles per hour?** *Round your answer, if necessary, to the nearest hundredth.* $T=$ [[☃ math-keypad 1]] hours