You have a programming budget of 30 five-day man weeks for a project .you work at a rate of 60 man hours per two week iteration. how many weeks would it to finish the project? (there are 40 man hours in a week)

Iam trying to solve a linear equation for the shoe size of someone 84" tall taking into consideration example 1 is 69" tall with a shoe size of 9 and example 2 is 72 inches tall with a shoe size of 11. i understand that the equation should be y=mx+b and that on the graph the answer is (3,2) but i just don't understand how to create the equation to solve for 84-inches and 60-inches tall questions. after two days, i need .

How many solutions does the nonlinear system of equations graphed bellow have?

John checked his watch and said that it is thursday, 7 am. what will the day and time be 2006 hours plzzz i will give you 100 points