A regular tank is being designed with an internal catwalk around the inside as shown. For functional reasons, the walk way cannot be more than 3 in. above the liquid. The liquid level in the tank will be maintained 3/4 full at all times. What height dimension for the walkway should be put on the drawing? Please answer step-by-step, Thanks Someone please answer this, I wasted all my points for this problem to be on here, Thanks I appreciate it..

I tried to put the drawing on here but it wouldn't let me. ​