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MMLU / To place the first paving stone in a path, Alex starts at the crate of stones,…

Problem

Answer published by the source. Consult the official source to check your work against its answer.

question

To place the first paving stone in a path, Alex starts at the crate of stones, walks three feet, places the stone, and returns to the crate. For each subsequent stone, Alex walks two feet farther each way. Alex will place the first 50 stones in a path. After returning to the crate from placing the 50th50^\text{th} stone, what is the total distance Alex walked, in feet?
Plain-text mathematical notation (without MathML)
To place the first paving stone in a path, Alex starts at the crate of stones, walks three feet, places the stone, and returns to the crate. For each subsequent stone, Alex walks two feet farther each way. Alex will place the first 50 stones in a path. After returning to the crate from placing the 50^(th) stone, what is the total distance Alex walked, in feet?
Original LaTeX notation
To place the first paving stone in a path, Alex starts at the crate of stones, walks three feet, places the stone, and returns to the crate. For each subsequent stone, Alex walks two feet farther each way. Alex will place the first 50 stones in a path. After returning to the crate from placing the $50^\text{th}$ stone, what is the total distance Alex walked, in feet?

choices

  1. 100
  2. 90950
  3. 5200
  4. 50

subject

high_school_mathematics

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Source and history

task_id
9e91f12a-235d-5086-a6e1-af2def96b573
task_key
all--test--9e91f12a-235d-5086-a6e1-af2def96b573
task_revision_id
1
config / split
all / test

Official source

initial import