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Kitkatuu
11.04.2020 •
Mathematics
Michael's rock collection is 27% igneous rock. Half of his collection is sedimentary rock, while the rest is metamorphic rock. How much of the collection is metamorphic rock?
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Ответ:
23% of Michael's rock collection is metamorphic rock.
Step-by-step explanation:
We are given the following in the question:
Percentage of igneous rock in the collection = 27%
Percentage of sedimentary rock in the collection = 50%
Remaining rocks are metamorphic rock.
Total collection = 100%
Percentage of metamorphic rocks =
Thus, 23% of Michael's rock collection is metamorphic rock.
Ответ:
The first one