A group of friends were working on a student film that had a budget of $900. They used 53% of their budget on equipment. How much money did they spend on equipment?

To find out how much money they spent on equipment, you need to calculate 53% of $900.

53% of $900 is calculated as:
$900 x 0.53 = $477

Therefore, they spent $477 on equipment for the student film.