PLEASE HURRY IM IN A QUIZ! Find the constant rate of change for this graph.

You are on a cycling trip around europe with friends. you check the weather forecast for the first week. these are the temperatures for the week. sun mon tues wed thurs fri sat 16°c 20°c 24°c 28°c 28°c 23°c 15°c what is the mean temperature forecast for the week?

If a || b and e || f , what if the value of y ?

Yvaries directly as x. y =90 when x=6. find y when x=13