Atoy rocket is launched straight up into the air with an initial velocity of 60ft/s from a table 3 ft above the ground. if acceleration due to gravity is -16ft/s^2, approximately how many seconds after the launch will the toy rocket reach the ground?

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 3 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 3 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.