A survey asked 40 students if they play an instrument and if they are in band.
1. 25 students play an instrument
2. 20 students are in band
3. 20 students are not in band
Which of these table shows these data correctly entered in a two way frequency table?

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