Problem
2019 Gauss 8 Problem 5
How many integers between 10 and 20 are prime numbers?
\textbf{(A)}\ 0\quad \textbf{(B)}\ 1\quad \textbf{(C)}\ 2\quad \textbf{(D)}\ 3\quad \textbf{(E)}\ 4
If there are no answer choices shown, enter a numerical answer.
Full credit to this problem is given to the CEMC, you may view all Gauss contests here.
Want to contribute problems and receive full credit? Click here to add your problem!
Please report any issues to us in our Discord server
Go to previous contest problem (SHIFT + Left Arrow) Go to next contest problem (SHIFT + Right Arrow)
Problem feedback
Difficulty
—