Justin is making snowballs to build a fort on the winterbreak. Jistin can make 15 snowballs in one hour but 2 snowballs melt every 15 minutes. How long will it take to build 210 snowballs?
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Answer:
30 Hours
Step-by-step explanation:
Number of snowballs in one hour = 15
Number of snowballs that melt every hour = 2*4 = 8
Number of snowballs built-in one hour after the melting = 15-8 = 7
Time to build 210 snowballs = 210/7 = 30
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