Three times the quantity of a number and 2.5 is 6.6. what is the number?

The diameter of a table is 5 feet. what is the circumference

Which equation represents a line that is parallel to the line whose equation is 3x-2y=7( show all work)

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.