cost of train ticket from new Delhi to dehradun has risen by 20% to ₹660. what was the original price
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Answer:₹500
Explanation:
Original price=x
Percentage increase=20%
Hence Rise in Price=x*20/100
=20x/100
ATP
x+20x/100=600
(100x+20x)/100=600
120x/100=600
x=600×100/120
x=₹500
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