Luis trabaja en un restaurante, recibe L. 1,500 de salario en 3 horas trabajadas y L.2,200 por 5 horas trabajadas ?es proporcional el salario que recibe Luis a las horas?

Pls i’m too dumb to know what i’m doing right now

Question: a) does the given set of points represent a linear function? how do you know? b) assume that the point (-2,4) lies on the graph of a line. what y-values could complete this set of ordered pairs that lie on the same line: (- (hint: there are several correct answ

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?