In this task, you're given a pair of sentences, sentence 1 and sentence 2. Your job is to determine if the two sentences clearly agree/disagree with each other, or if this can't be determined. Indicate your answer as yes or no respectively.

Sentence 1: According to the Office of the Actuary at the Health Care Financing Administration, the estimated net present value of future additional resources needed to fund HI benefits alone over the 75 years is $4. Sentence 2: The net present value of future additional resources for funding HI benefits was $24.
yes

Sentence 1: Tommy smiled at them encouragingly. Sentence 2: Tommy offered an encouraging grin.
yes

Sentence 1: Unlikely as it seems now, at one time these sugar islands were close to center stage as the great powers of Europe warred fiercely for world commercial domination. Sentence 2: The sugar islands were never important.

yes