(People are a plural noun, so 54% of people have to take a plural verb.) A quantity, regardless of its quantity, and the measurements of weight and distance are followed by a singular verb. According to the poll, 54% of people will vote for him. The patient`s nurse and nurse take care of him. The teacher and the student`s father argue for him. (The construction is a singular noun and 15% of them are therefore singular and must adopt a singular verb.) The owner and occupant of the red brick house were cellmates. Five kilos of flour are enough to make the cakes. (Nurse and nurse are the same person as not who is reused, so Singular Verb Cares is used..) No: the owner and manager of the store are very friendly. If two nouns refer to the same person or thing, the verb is in singular form. . Only 15% of the building was damaged by the fire. . If two nouns are so often used together that they are treated as a single element, the next verb is singular. If two nouns refer to the same person, the article “the” is used only once and the verb is in the singular.
If two nouns refer to two different people, the article “who” is repeated and the verb is in the plural….