Question
Six identical rectangular parcels are packed into a rectangular box with a width of 85 cm. The top view of two possible arrangements are shown below. The first arrangement shown leaves gaps of 25 cm and 22 cm. The second arrangement shown leaves a 30 cm gap. What is the length of the other gap in the second arrangement?
4 m

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Six identical rectangular parcels are packed into a rectangular box with a width of 85 cm. The top view of two possible arrangements are shown below. The first arrangement shown leaves gaps of 25 cm and 22 cm. The second arrangement shown leaves a 30 cm gap. What is the length of the other gap in the second arrangement?