90 students take a test.
The ratio of boys to girls is 3:2.
One third of the boys score full...
Mathematics, 12.06.2020 21:57 jacobwaltom
90 students take a test.
The ratio of boys to girls is 3:2.
One third of the boys score full marks.
The number of girls scoring full marks is half the number who do not score full marks.
Answers: 3
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