312 people bought balcony seats and 396 people bought ground seats.
(2x + 3) + (x+1) + (3x-10) = 180
6x - 6 = 180
6x = 186
x= 31
Answer:
The population is all bottles in the production line and the sample is the 50 bottles that were selected.
Step-by-step explanation:
Edge 2020