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The population of changed from 187.5 to 225. What was the percent increase?
asked
Feb 18, 2017
Mathematics
middle-school
1
answer
5
votes
122k
views
A day-care center's thermostat used to be set at 70 degrees for 24 hours a day. To save money, the owner decides to turn down the furnace for 9 hours during the night between the hours 8 P.M. and 5 A.M.
asked
Aug 19, 2016
Mathematics
high-school
1
answer
2
votes
206k
views
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