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Mathwatch question please help
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Mathwatch question please help

Mathwatch question please help-example-1
User Obsidian Age
by
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1 Answer

1 vote

Answer:

before 7 = 10%

after 7 = 90

Explanation:

percetanges are part/whole

before 7 there are 15 people (the part) and in total there are 150 (the whole) so divide 15 by 150 and miltiply by 100 to get 10

after 7 there are 135 (the part) and the total is still 150 (the whole) so divide 135 by 150 and multiply by 100 to get 90

User Estevan
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