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Michelle purchased 25 audio files in january . in February she purchased 40 audio files. what is the percent increase ?
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Nov 15, 2017
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Michelle purchased 25 audio files in january . in February she purchased 40 audio files. what is the percent increase ?
Mathematics
middle-school
Zaxliu
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so, first: what is the absolute increase?
The absolute increase is: 40-25=15. So the absolute increase is 15.
Now, 15 is what percentage of 25?
we count this as follows:
0.8*100%=80%.
So percent increase is 80%.
Milad Rezazadeh
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Nov 21, 2017
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Milad Rezazadeh
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