Reduce 250% to a mixed number or reduced fraction

Asocial networking site currently has 400,000 active members, and that figure is predicted to increase by 32% each year. the following expression represents the number of active members on the site after t years.

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

Betty correctly answers 30 questions on your math test there are 40 questions on the test what percent of the questions did she answered incorrectly