Which table has a constant of proportionality between y and x of 0.9? someone plz answer if i dont get this i wont be able to get a phone no joke plz help okie ty byee a :)

The lines shown below are parallel. if the green line has a slope of -1, what is the slope of the red line

The marked price of an article is 25% above its selling price and the cost price is 30% less than its marked price . find the discount percent and gain percent. only a brainlest can solve it i will mark you brainlest

Oliver read for 450 minutes this month his goal was to read for 10% more minutes next month if all of her medicine go how many minutes will you read all during the next two months