In the Example above, what is the constant of proportionality for cups of vinegar to cups of spray cleaner?

The answer is celsius 

Ans. : frostbite is when exposure to cold temperatures causes freezing to the skin or other tissues. it most commonly affects the hands, feet, and face. the longer areas are exposed to cold, typically the worse the frostbite. the water temperature used for rewarming a frostbitten part should be : (102 -105) f degrees.

There are no metaphors.