Saturday, 16 February 2013

~ PERCENTAGE ~

Questions that are "EASY" once you know the correct method.


1) Steve had some savings. He gave 50% of it and $70 to his mother. He gave 50% of the remainder and $110 to his father. Steve then gave another 50% of the remaining amount and $40 to his sister. He had $250 left. What was the amount of savings Steve had at first?


2) Louise changed the size of a picture on her computer screen so that it's length is 80% of its original size and its breadth is 75% of its original size. The area of the picture after the change is 480 square-cm. WHat is the are of the picture before the change?

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