Jennifer is saving money to buy a bike. The bike costs $273. She has $104 saved, and each week she adds $13 to her savings.
How long will it take her to save enough money to buy the bike?

Every weekday, mr. jones bikes from his home to his job. sometimes he rides along two roads, the long route that is shown by the solid lines. other times, he takes the shortcut shown by the dashed line. how many fewer kilometers does mr. jones bike when he takes the shortcut instead of the long route?