How do i do this? i am totally lost

If you roll two fair dice (one black die and one white die), in how many ways can you obtain a 4 on at least one die?

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.

Each equation given below describes a parabola. which statement best compares their graphs? x = 2y^2 x = 8y^2