Premise:
"Rest at midday in the lodge at Dhikala and watch the elephants head down to the river."
Hypothesis: The elephants only go to the river at midday.

it is not possible to tell

Premise:
"Rennie has already said that's all right with him." "
Hypothesis: Rennie is really easy going so everything is always alright with him.

it is not possible to tell

Premise:
"But I took his number, and I'll send him a postal order to-morrow, so that he won't lose by it if he happens to be genuine."
Hypothesis: I sent him his postal order a week ago.
no