5 to 2= ? to 4? what number would be on the ? and please explain how you got it so I can answer the rest of my questions

He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .

Each cookie sells for $0.50 sam spent $90 on baking supplies and each cookie cost $0.25 to make how many cookies does sam need to sell before making a profit formula: sales> cost

Kyle and elijah are planning a road trip to california. their car travels 3/4 of a mile per min. if they did not stop driving, how many miles could kyle and elijah drove in a whole day? ? 1 day = 24 hours. plzzz write a proportion i will give you 100 points