Mrs. Smith's class constructed a model of a skyscraper. The model had 4 equal sections that stacked on top of each other. When the class was finished building the model, it was 5 feet tall! How tall was each section of the model skyscraper?
Write your answer as a proper fraction or mixed number.

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 33 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30 ∘c on monday, but decreased at a constant rate in the next 33 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.