Kathy's Internet company charges a connection fee of $0.21$0.21 for each call she makes from her computer. The company also charges $0.06$0.06 per minute for each call made from her computer. Kathy was charged $1.95$1.95 for five calls in January. How many minutes were each call?

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.