Amount - A, Rate - r, Principal - P, Interest - I, Time - t
Step-by-step explanation:
- Accrued amount (Amount in the account) is represented by the first letter in amount "A".
- Interest rate (as a decimal) is represented by the first letter in rate "r".
- Principal (amount you start with) is represented by the first letter in Principal "P".
- Interest earned (in dollars) is represented by the first letter in interest "I".
- Time (calculated in years) is represented by the first letter in time "t".