Problem: Medieval Christians said the rosary as Catholics still do today: by praying five decades of Ave Marias (Hail Marys), each introduced by a Pater Noster (Our Father), while meditating on three series of five mysteries each.

Based on that paragraph can we say the following?
Christians pray the rosary.
****
Answer: yes

Problem: The mine would operate nonstop seven days a week and use tons of cyanide each day to leach the gold from crushed ore.

Based on that paragraph can we say the following?
A weak cyanide solution is poured over it to pull the gold from the rock.
****
Answer: no

Problem: The two sectors of the divided island of Cyprus held a referendum on reunification on Saturday, April 24, 2004.

Based on that paragraph can we say the following?
Cyprus was divided on April 24, 2004.
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Answer: no

Problem: When we apply this to young children, it allows us to predict what might be their future caries history - the number of cavities that they'll get by, say, their late 20s or early 30s, says researcher Paul Denny. Called the Caries Assessment and Risk Evaluation (CARE) test, the test measures the relative proportions in saliva of different types of sugar chains called oligosaccharides. The same sugar chains are present on tooth surfaces.

Based on that paragraph can we say the following?
A test can predict cavities.
****
Answer:
yes