Question

A road crew is painting stripes on a new section of highway. they working at a steady rate. at 3pm on tuesday,the crew has completed 21 miles. by 6pm they have completed 33 miles at what rate are rhey working?
(answer now)

Answer 1

Answer:

4 miles per hour

Step-by-step explanation:

Rate of work :

• Change in distance covered (miles) / Change in time taken (hours)
• 33 - 21 / 6 - 3
• 12/3
• 4 miles per hour

Answer 2

Answer :-

• 4 miles per hour

Step-by-step explanation :-

Rate of work :-

$\begin{gathered}\\ \large\dashrightarrow \boxed{\mathsf { \frac{Change \: in \: distance \: coveredm (miles)}{ Change \: in \: time \: taken \: (hours)} } } \\ \end{gathered}$

$\begin{gathered}\\ \large\dashrightarrow \: \mathsf { \frac{33 - 21 }{ 6 - 3} } \\ \end{gathered}$

$\begin{gathered}\\ \large\dashrightarrow \: \: \mathsf { \frac{12}{3} } \\ \end{gathered}$

• 4 miles per hour •

▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬