1- Find the total resistance for a parallel circuit with three branches with resistances at 3 , 5 , and 10 2- A sheet of metal is 4 ft, 6 in by 8 ft, 2 in. Express the area of the sheet in square yards. 3- A gear on a machine you are running has a revolution count of 248,358 at 8 am. The count at 11 am is 271,245. Find the revolutions per second that the gear is running