Question
The actual masses of two wooden crates, P and Q, are measured in hundredths. The mass of Crate P is rounded off to 14.6 kg and the mass of Crate Q is rounded off to 18.7 kg. What is the greatest possible difference in the actual masses of these two crates? Give your answer in kg.
2 m

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The actual masses of two wooden crates, P and Q, are measured in hundredths. The mass of Crate P is rounded off to 14.6 kg and the mass of Crate Q is rounded off to 18.7 kg. What is the greatest possible difference in the actual masses of these two crates? Give your answer in kg.