Mark is playing an online puzzle game. He has 40 points and earns 2 points
for each puzzle he solves correctly. He will advance to the next level if his
score is over 60 points.
Which inequality can Mark use to find how many more puzzles he must solve
to advance to the next level?
A. 2x + 40 > 60
B. 40 x + 2 > 60
C. 2x + 60 < 40
D. 2x + 40 < 60
