Ican’t figure out the space that doesn’t have a number. any ?

Is the following relation a function? x y 1 4 −1 −2 3 10 5 16 yes no

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

If you could answer these your a life saver