By increasing the list price of a book by Rs 10 , a person can buy 10 books less for Rs 1,200.Find the original listed price of the book.
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CBSE X 2007 | 5 marks
CBSE X 2004 - Mathematics (Probability Problem)
One card is drawn at random from a well shuffled pack of 52 cards. What is the probability that the card drawn is either a red card or a king.
CBSE X 2004 | 1 mark