How do you determine a figure’s scale factor?

Which of the following answers is 7/9 simplified? 7/9 2/9 11/9 2/7

Find the value of x that will make l ll m

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.