Miriam is calculating the budget for her upcoming vacation. She plans to distribute the budget into three categories: lodging, food/dining, and sightseeing. Miriam wants to follow the guidelines below when calculating the budget:
● 2/7 (in fraction) of the budget will be spent on lodging
● The amount spent on sightseeing will be twice as much as the amount spent on lodging.
What fraction of Miriam’s budget would be left for food/dining if Miriam follows these guidelines?