Example 1: Find the grammatical error: "The committee have decided to submit its recommendations to the ministry by next Monday."
Step-by-Step Mathematical Derivation:•Identify the subject: "The committee" is a collective noun acting as a single unit (evidenced by the singular possessive pronoun "its").
•A collective noun acting as a singular unit takes a singular verb: "has decided", not "have decided".
•Correct sentence: "The committee has decided to submit its recommendations to the ministry by next Monday."
Answer: Error in "have decided" (should be "has decided")