Solve.To get credit for graduation, Brittany completed 20 hours of community service. She worked at a soup kitchen for  of the time. She picked up litter along highways for  of the time. The rest of the hours she spent tutoring younger children after school. How much time did Brittany spend tutoring?

A. 14 hours
B. 13 hours
C. 15 hours
D. 13 hours


Answer: B

Mathematics

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