On her math test. Heidi correctly answered 36 of the 40questions. What percent of the questions did Heidi correctanswer?

Question

asked Mar 12, 2023 178k views

1 Answer

Dirk Groeneveld · Answer 1 · 2023-03-16T23:14:37+0000

The percent Heidi has correct can be obtained by the rule of three.

$\begin{gathered} 40\rightarrow100 \\ 36\rightarrow x \end{gathered}$

Then:

$x=(36\cdot100)/(40)=(3600)/(40)=90$

Therefore, Heidi anwered 90% of the questions correctly.