Premise:
"Elephant rides, jeep tours, and canoe trips can all be arranged at the park entrance, where an interesting interpretive center provides a history of the area and information about its ecology."
Hypothesis: Elephant rides are difficult to organize, so make sure to inquire at the park entrance.

it is not possible to tell

Premise:
"A typical unit size of 500 MWe was selected for each technology."
Hypothesis: Each technology was matched with a unit size of 500 MWe.

yes

Premise:
"These include workshops, courthouse help desks, forms, pleadings, self-help packets and other resources for self-representation in simple legal matters."
Hypothesis: Workshops, courthouse help desks, forms, pleadings, self-help packets and other resources for self-representation were all included in legal matters, because they are all important aspects.
it is not possible to tell