Please help me I need to show the work and I’m stuck on factoring 180

The amount of money, in dollars, in an account after t years is given by a = 1000(1.03)^t. the initial deposit into the account was $_^a0 and the interest rate was _a1% per year. only enter numbers in the boxes. do not include any commas or decimal points^t. the initial deposit into the account was $__^a0 and the interest rate is % per year.

What set does not contain -3 the set of all real numbers the set of all integers the set of all whole numbers the set of all rational numbers

If you answer 2+2 you will get over 80 points