Respuesta :

Lets look at the info we have:-

18 rows
24 seats per row 

Question:- 
How many seats in all?

Solve:-

18 × 24 = 432
432 seats in the auditorium

CHECK OUR WORK:- 

432 ÷ 18 = 24
We were RIGHT!!!

So, there are 432 seats in the auditorium.

Hope I helped ya!!! xD
u will multiply 18rows x 24seats = 432 seats