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Mathematics, 10.12.2020 08:20 Arneis
There were 400 people at a concert. Half of them wore yellow T-shirts, 2/10 wore gray T-shirts, and the rest wore orange T-shirts. How many people wore gray T-shirts?
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There were 400 people at a concert. Half of them wore yellow T-shirts, 2/10 wore gray T-shirts, and...
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