Write the sentence as a proportion using $x$ as the variable. Solve the proportion to answer the question. 80% of what number is 80?
A) $x = 1$
B) $x = 64$
C) $x = 100$
D) $x = 640$
E) $x = 110$

Question

Quizplus · Accepted Answer

The sentence "80% of what number is 80" can be written as the equation $0.80x = 80$. Solving for $x$ gives $x = \frac{80}{0.80} = 100$.

Write the Sentence as a Proportion Using xxx As the Variable x=1x = 1x=1

Write the Sentence as a Proportion Using $x$ As the Variable $x = 1$