with solution just round off in the last part hanwritten

Question 7 01'10 0 f 10 A cylindrical can, Open at the tap, is to hold 400 cm3 of liquid. Find the height, h, and the radius, 7', that minimize the amount of material needed to manufacture the can. NOTE: Enter the exact answers. 4.84 cm X Question 8 of 10 O {10 ,: I..- III View Policies Show Attempt History Current Attempt in Progress 5 Incorrect. An open box is to be made from a 3 ft by 8ft rectangular piece of sheet metal by cutting out squares of equal size from the four corners and bending up the sides. Find the maximum volume that the box can have. Round your answer to the nearest integer. The maximum volume is n n ft3. eTextbook and Media Hint Save for Later Attempts: 1 of 5 used Question 10 of'lO