Mathematics, 30.12.2020 01:50, dlacroix4720
The ratio of sixth grades to seventh grades in the club of science club is 4:7. If there are 20 sixth grades in the club, how many seventh graders are in the club?
Answers: 2
Mathematics, 21.06.2019 20:00, tansebas1107
Can you me find the missing length. i attached an image.
Answers: 1
Mathematics, 21.06.2019 20:20, Kelbee781
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?
Answers: 1
The ratio of sixth grades to seventh grades in the club of science club is 4:7. If there are 20 sixt...
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