There were twice as many women as men in a hall. After 350 women left and 450 men entered, There were 3 times as many men as women. If 1,000 adults remained, how many adults were there in the hall at first?
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Step-by-step explanation:
write the equation : men/women= 3/2 ; men=3x, women = 2x ,Total =20
3x+2x=20
5x=20
x=20/5
x=4
Now, add this x value in to men and women values to get answer
men = 3x= 3(4)=12
women=2x=2(4)=8
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