No more than seven names can be on the ballot for homecoming queen. at least one must be a junior and at least three must be seniors. how many different ballots are possible and what is the system used to solve the problem? (hint: let "j" represent "x" and "s" represent "y" and graph)

What is the base of 1/9 to the power of 2

Aplot of land is shaped like a quadrilateral. fences are built on the diagonal to divide the area into 4 sections. what is vi to the nearest tenth? gv = 6.55fv = 5.84vh = 3.27vi = ?

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.