Johnny is designing a rectangular poster to contain 30

30 insquared

2 of printing with a 5

5?-in margin at the top and bottom and a 6

6?-in margin at each side. What overall dimensions will minimize the amount of paper?used?

Johnny is designing a rectangular poster to contain 30 in2 of printing with a 5-in margin at the top and bottom and a 6-in margin at each side. What overall dimensions will minimize the amount of paper used? The dimensions of the poster that minimize the amount of paper used are E] in