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In a survey, 480 people, or 75%, said they attended a movie at least once a month. How many people were surveyed?
A. 405 people
B. 360 people
C. 555 people
D. 640 people

Respuesta :

you put 75 over 100 because that's 75% and you put 480 over x and then cross multiply and solve for x. so it would D. 640 people
HomertheGenius
480 people  is  75 %
x  people  is 100 %
--------------------------
480 : x = 75 : 100
75 x = 48,000
x = 48,000 : 75
x = 640
Answer:
D ) 640 people