Mathematics, 11.07.2019 02:30, lks715
Ian has 20 balls of four colors: yellow, green, blue, and black. 17 of them are not green, 5 are black, and 12 are not yellow. how many blue balls does ian have
Answers: 1
Mathematics, 19.07.2019 10:30, TheOriginalMeyah
Answers: 1
Mathematics, 28.08.2019 07:30, iamalexander256
Answers: 1
Ian has 20 balls of four colors: yellow, green, blue, and black. 17 of them are not green, 5 are bl...
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