Question
If possible, find a hook-up of prime base number machine that will do the same work as the given stretching machine. Do not use $(x1)$ machines.

Answer

Single machine work $= 100$
Hook-up machine of prime base number that do the same work down by $x100$
$= 2^2× 5^2$
$= 4 × 25$
$= 100$

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