Questions: A city currently has 132 streetlights. As part of an urban renewal program, the city council has decided to install 2 additional streetlights at the end of each week for the next 52 weeks.
How many streetlights will the city have at the end of 36 weeks?
streetlights
Transcript text: A city currently has 132 streetlights. As part of a urban renewal program, the city council has decided to install 2 additional streetlights at the end of each week for the next 52 weeks.
How many streetlights will the city have at the end of 36 weeks? $\square$
streetlights
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Solution
Solution Steps
Step 1: Identify the Parameters
The initial number of streetlights, \(S_0\), is 132.
The number of streetlights added each week, \(n\), is 2.
The total duration in weeks for which the streetlights are added, \(T\), is 52.
The specific number of weeks after which the total number of streetlights is to be calculated, \(t\), is 36.
Step 2: Apply the Formula
To find the total number of streetlights after \(t\) weeks, we use the formula:
\[S_t = S_0 + n \times t\]
Substituting the given values, we get: \[S_t = 132 + 2 imes 36 = 204\]
Final Answer:
The total number of streetlights in the city after 36 weeks is 204.