Solve this equation: 840 492 = ___
A) 452
B) 348
C) 458
D) 352
Question 2
Taking _________________ will decrease the protective mucous lining in the GI tract and can increase the likelihood of gastritis and ulcers.
A) nonsteroidal anti-inflammatory drugs (NSAIDs)
B) vitamin D
C) vitamin B12
D) calcium