Mathematics, 26.07.2021 15:00 hargunk329
Lớp 10a có 45 học sinh, trong đó có 18 học sinh giỏi môn văn, 22 học sinh giỏi môn toán và 12 học sinh không giỏi văn hoặc toán. Tính số học sinh giỏi cả 2 môn văn là toán
a) 5
b) 11
c) 15
d) 7
Answers: 1
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Lớp 10a có 45 học sinh, trong đó có 18 học sinh giỏi môn văn, 22 học sinh giỏi môn toán và 12 học si...
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