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MMLU-Pro / 9186 / A bricklayer is supplied with bricks by his mate who is 10 ft below him, the…

Problem

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

question

A bricklayer is supplied with bricks by his mate who is 10 ft below him, the mate tossing the bricks vertically upward. If the bricks have a speed of 6 ft/s when they reach the bricklayer, what percentage of the energy used up by the mate serves no useful purpose?

category

physics

options

  1. 10.6%
  2. 5.3%
  3. 2.5%
  4. 12.4%
  5. 18.5%
  6. 8.1%
  7. 21.2%
  8. 15.0%
  9. 7.9%
  10. 3.7%

src

stemez-Physics

Discussion

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Source and history

upstream_id / Original problem ID
9186
task_id
e2a1f419-ec44-5332-a0e6-5c5824e63277
task_key
default--test--9186
task_revision_id
1
config / split
default / test

Official source

initial import