All we need to do for this one is add. She is adding on to the length, so we need to add the length before she added on to the length that she did add on. 4.6+1.75=6.35 The scarf will be 6.35 ft long.
<span>Indefinite pronouns may replace nouns used as subjects, predicate nouns, direct objects, indirect objects, objects of a preposition, and appositives.</span>