Answer:
the authors purpose was to inform
2 inches/hour
1 inch/half hour (30 min)
Answer:
no, but if you wrote that I would say "the texts states" instead of "the test says"
Explanation:
the explanation is commas commonly appear before quotation marks for instance there is a strong convention of using a comma after expressions like "he said" or "she asked" there is a widespread belief that a comma is required before a quotation although there isn't necessarily a grammatical reason for one
hope that helps
