Respuesta :

rgwoot
180 x 15%

180 × .15= 27

27 people bought popcorn.
Topmadworld
Hello there,
100% = 180
1% = 180 / 100
      = 1.8
15% = 1.8 x 15%
        =27
People who did not buy popcorn= 180 - 27
                                                    = 153

Hope this helps :))

~Top