kmh05
05.11.2019 •
Mathematics
In a quiz featuring 10 questions 5 marks are given for a correct answer and 2 for an incorrect answer. jodie scored 15 and knows she got 2 more correct than mark
how many questions did mark get right?
what was marks score?
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Ответ:
Ответ:
Part a: The ratio is 9:15
Part b: The equivalent ratio is 3:5