In a public show 60 % of the seats were filled. If there were 600 seats in the hall, how many seats were vacant?  Choose the correct choice:
A) 100
B) 110
C) 120
D) 140
E) 240
75 % of 600   = 60/100 × 600   = 360   Therefore, the number of vacant seats = 600 - 360= 
<gadget id="calculator">600 - 360</gadget>
<output>240</output>
240.   Answer:240
<result>E</result>
In a public show 60 % of the seats were filled. If there were 600 seats in the hall, how many seats were vacant?