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Mathematics, 28.05.2020 22:03 deer15

Please help me with this, quickly too, it is a test
1. Suppose you have 500 grams of a radioactive substance that decays at 3.5% per hour. If you were to write an exponential equation to model this, what is the initial amount? What is the multiplier? What is the equation?

2. Adira owns a chain of restaurants. She started with 5 stores and the number of stores has increased by about 8% each year. What exponential equation could model this situation?

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Please help me with this, quickly too, it is a test
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