Question

If the price of pen decreases by 20%, then a man can buy 10 more pens for Rs 100. What is the new price (in Rs) of each pen?

A) 1 B) 2 C) 4 D) 5

Answer 1

Answer:

the cost of bew pen is rs.4

becoz:

20%-x=10

20/100-10=x

therefore x=4

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