Final answer:
The annual interest rate of 1.5% is equal to 0.015 (decimal) and 3/200 (fraction).
Step-by-step explanation:
To convert the annual interest rate of 1.5% to decimal form, divide it by 100. So, 1.5% is equal to 0.015 (decimal). To express it as a fraction, we can write it as 15/1000 which can be further simplified to 3/200.
Learn more about Converting a percentage to decimal and fraction