Question 1098518
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<pre>
Let H be the new level ow water.


Then you have this equation


{{{4*5*H - 3^3}}} = 4*5*6    ====>


20H = 120 + 27 = 147  ====>  H = 147/20 = 7.35 m.
</pre>

Solved.



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For many other solved similar problems of this type see the lesson

&nbsp;&nbsp;&nbsp;&nbsp;- <A HREF=https://www.algebra.com/algebra/homework/word/misc/Water-level-rise-in-a-tank-after-submerging-bodies.lesson>Water level rise in a tank after submerging bodies</A> 

in this site.