Question

Out of 30 kids that came to a Halloween party 4 wore Harry potter costumes, 3 were dressed as Ron weasley, and 5 were dressed as Hermione granger.what percent of all kids at the party were dressed as Hogwarts students?

Answer 1

((4+3+5)÷30)×100 = 40%

Answer 2

total hogwarts style dressed students 12
now
percent
12/30×100
40%