Help me please my work is due soon

If 1/2 is half of 1, what is 1/2 of 2,3, and 4?

Which rational number could be graphed between -4 and -5

The dolphins at the webster are fed 1/2 of a bucket of fish each day the sea otters are fed 1/2 as much fish as the dolphins how many buckets of fish are the sea fed each day? simplify you answer and write it as a proper fraction or as a whole or mixed number