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18-09-2019
Mathematics

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George is giving two speeches at school. The first was 3.4 minutes long.Then he added 0.9 minutes to the speech.The second speech was 4.1 minutes long . Then he subtracted 1.4 minutes from it. Use the benchmark to estimate the length of each speech

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18-09-2019

1) (34.60)/10

2) (41.60)/10 3) (37.60)/10

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