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natalie2sheffield
10.04.2020 •
English
90% of runners in a marathon successfully completed it. 30% of these runners were men. How many total runners began the marathon if 270 men completed it?
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Ответ:
The total runners who began the marathon is 1000
Explanation:
Given:
Runners who completed the marathon = 90%
Men = 30%
Number of men completed the marathon = 270
Total runners who began the marathon = ?
Let the total runners be x
According to question:
Runners who completed the marathon =![\frac{90}{100} X x](/tpl/images/0593/4157/83bcf.png)
= 0.9x
and,
Solving further:
Therefore, total runners who began the marathon is 1000
Ответ:
She describes the food as foreign and unappealing
Explanation: