What’s the correct answer for this question?

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 is the value of m in the equation 1/2 m - 3/4n=16 when n=8

How can you find the mean absolute deviation (mad) for this set of data?