Navi has 3 assingments. The first one takes 20 minutes to do, the other takes 15 minutes, and the last one takes 19 minutes to d
o. He has 40 minutes to do his homework. If he does his homework at a constant rate of 18 minutes per assangment, but takes a pause between them for 5 minutes, will he finish all of them? Explain your reasoning.
