Answer:
28.7%
Explanation:
efficiency = work output /work input × 100
<em>Steel: 11.0 – 12.5</em>
<em>T̶e̶t̶s̶u̶t̶e̶t̶s̶u̶ ̶T̶e̶t̶s̶u̶t̶e̶t̶s̶u̶</em>
Thanks,
<em>Deku ❤</em>

EQUATOR IS THE LINE THAT DIVIDES EARTH INTO TWO HEMISPHERES .
Answer:
confounding cause they had exposure to many programmes