The science department has 3 disciplines. In total 280 student chemistry, 254 students study physics and 280 study biology. 97 students study both chemistry and physics,138 students both physics and biology 152 students study both chemistry and biology, 73 studentsstudy all 3 disciplines. Can you determine how many students there are in the science department

500students. If u need the way how it's done, I can gv it to u.