38% of what number is 57?

1 Answer
Wayne
Mar 13, 2016

150

Explanation:

The "what number" part of this question is your variable, so call it #x#. The question now is #35%# of #x# is #57#. As an expression we write:

#0.35x= 57# divide both sides of the equation by #0.35# to find that

#x#=# 150#

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