Tammy has $50 in a savings account. The interest rate is 5%, compounded annually.

To the nearest cent, how much interest will she earn in 3 years?

Nick has box brads. he uses 4 brads for the first project. nick let’s b represent the original number of brads and finds that for the second project, the number of brads he uses is 8 more than half the difference of b and 4. write an expression to represent the number of brads he uses for the second project.