This is urgent which relation is a function? question 3 options: {(8, –1), (2, –1), (3, 8), (2, 5}{(7, 12), (1, –5), (3, –10), (2, –5)}{(1, 2), (1, 5), (1, –1), (1, 4)}{(–3, 4), (–2, 5), (0, 9), (0, 12)}

Bill works as a waiter and is keeping track of the tips he ears daily. about how much does bill have to earn in tips on sunday if he wants to average $22 a day? tips by day tips (dollars) monday tuesday wednesday thursday friday saturday $14 $22 $28 $36

At oaknoll school, 90 out of 270 students on computers. what percent of students at oak knoll school do not own computers? round the nearest tenth of a percent.

Write the function for the graph. (1.8) (0,4)