The width of a basketball court is 5 feet less than three times the length. if the perimeter is no more than 500 feet, what is the possible length of the basketball court

Answer this question only if you know the answer! 30 points and

Noor brought 21 sheets of stickers. she gave 1/3 of a sheet to each of the 45 students at recess. she wants to give teachers 1 1/2 sheets each.

Koji is installing a rectangular window in an office building. the window is 823 feet wide and 534 feet high. the formula for the area of a rectangle is a=bh. what is the area of the window? enter your answer as a mixed number in simplest form in the box. $$ ft2