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Mathematics, 21.06.2019 19:50
Table which ratio is equivalent to 3: 7? 6: 7 3: 21 24: 56 15: 30
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Mathematics, 21.06.2019 20:20
Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?
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Mathematics, 07.05.2020 00:58
History, 07.05.2020 00:58
Mathematics, 07.05.2020 00:58
Chemistry, 07.05.2020 00:58
Mathematics, 07.05.2020 00:58
Mathematics, 07.05.2020 00:58
Mathematics, 07.05.2020 00:58