Evaluate the following using integration (partial fraction decomposition)

You decide instead to take the train there. the train will take 135 minutes. convert this into hours and minutes.

The function models the number of accidents per 50 million miles driven as a function

Atorch and a battery cost 2.50 altogether.the torch costs 1.50 more than the battery.what fraction of the total price is the torch? give your answer in its simplest form.