211,808 views
7 votes
7 votes
Neommath grade cheEighth grade 1. Checkpoint: Proportional relationshipsQuestionsOns wereA national volunteer organization cleans up highways in different cities. In New YorkCity, it takes volunteers 3 weeks to clean 18 miles of highway. This table shows howlong it takes volunteers in Los Angeles to clean different lengths of highway:2TimeelapsedLos AngelesWeeks Miles of highway cleaned2.10525630Smartsout of 10050Assuming each group works at a constant rate, which city's volunteers clean faster?New York CityLos AngelesNeither; the rates are the same.Submit

User Andykiteman
by
3.0k points

1 Answer

24 votes
24 votes

\begin{gathered} \text{For new york } \\ In\text{ 3 we}ek\Rightarrow18\text{ miles} \\ So,\text{ 1 miles}\Rightarrow(18)/(3)=6\text{ miles} \\ \text{For Los Angeles} \\ In\text{ 2 w}eek\Rightarrow10\text{ miles} \\ So,\text{ 1 miles}\Rightarrow(10)/(2)=5\text{ miles} \\ So,\text{ the New york's volunt}eers\text{ are fater than the Los Angeles} \end{gathered}

User Gokhan Atil
by
2.9k points