Three out of eight students wore white shoes what percent of students did wore white shoes

What is the slope of a line that is perpendicular to y = 3x + 1

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.

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