How can we use coordinate grids in real life

Acompany is testing in comparing to lightbulb designs the box plot shows the number of hours that each lightbulb design last before burning out which statement is best supported by the information of the plot

Which graph represents the equation y =4x

The average length of a king cobra is 3.7 m. the record length is 1.88 m longer than the average. how long is the record holder?