Bounds for a difference

Bounds for a difference

TGM Original

Two masses are \(7.8\text{ kg}\) and \(2.4\text{ kg}\), each correct to the nearest \(0.1\text{ kg}\). Find bounds for the larger true mass minus the smaller true mass.

Solution:

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Answer:Lower bound \(5.30\text{ kg}\), upper bound \(5.50\text{ kg}\)

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