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cubist7472
13.04.2021 •
Mathematics
You earned a 72% on a science test. You answered 18 questions correctly. How many questions were on the test? PLS put a step by step explanation cus I am doing a quiz and no work =no points. PLS put a explanation.
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Ответ:
25
Step-by-step explanation:
y = 18 ÷![\frac{72}{100}](/tpl/images/1255/8372/f18dc.png)
y = 18 ÷ 0.72
y = 25
Ответ:
a=3
Step-by-step explanation: