in your own words, describe how we use math to determine whether an exponential is growing or decaying ?​

Each flyer costs $0.25. our total budget is $555. it will cost $115 for other supplies. about how many flyers do you think we can buy? a.)less than 1,000 flyers b.)between 1,000 and 2,000 flyers c.)10,000 flyers d.)greater than 2,000 flyers