Table 1. Typical ECT values for the different single-wall and double-wall boards Asian Layout Liner and medium Flute type ECT (lbs/inch) basis weights (lbs per 1,000 square feet) 26/26/26 A, B, C 33 33/26/33 A, B, C 37 38/26/38 A, B, C 40 42/26/42 A, B, C 42 33/26/26/26/33 AB, AC, BC 55 69/26/69 42/26/33/26/42 90/26/90 69/26/42/26/69 A, B, C 62 AB, AC, BC 74 A, B, C 72 AB, AC, BC 87 Table 2. Typical thicknesses for the different single-wall and double-wall boards Flute size A B AB AC BC Thickness (in) 0.200 0.117 0.159 0.305 0.347 0.267 Question 39 (4 points) The box shown below is a regular slotted container made of the following board combination: 42/26B/33/26C/42. What is the compression strength of the corrugated paperboard box shown below? Select the closest answer. 7 in 12 in a. 300 lbs b. 500 lbs c. 1230 lbs Od. 1740 lbs 1900 lbs 18 in