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WORLD  HERITAGE  SITES IN  INDIA PART- 1  Why did UNESCO start the World Heritage Centre? The UNESCO World Heritage Centre was born by merging two separate movements. The first was a movement for the preservation of cultural sites. The second was a movement that dealt with the conservation of nature. The ball for the first movement was set rolling with the decision to build the Aswan High Dam in Egypt. This dam would have flooded the valley in which one of the treasures of ancient Egypt- the Abu Simbel temple- wsa located. In 1959 UNESCO launched a campaign to safeguard these temples. It was a joint effort of 50 countries, and it led to many other similar projects to safeguard rare treasures. It was the United States that led the movement to combine the conservation of natural wonders along with cultural sites.  World Heritage Fund- If 1972, the World Heritage Fund was created. Its aim is to assist nations in identifying, preserving, and promoting World Heritage...
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Multiplication Trick 5

1. Condition :   This trick is used when we multiply quickly three numbers near  a  same power of 10. Example.  103 × 112 × 108   Illustration 1 :      107 × 102 × 105 Numbers       Base         Difference      107               100        +7 (let a=7)  102               100        +2 (let b=2)  105               100        +5 (let c=5) Solution:  1st part /   2nd part  /  3rd part                        (Number of digits in the 2nd and 3nd part =Number of 0s in the base)                            formula: 107+b+c...
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Rules of divisibility part -1

Rules of divisibility In Vedic mathematics, it can be determined whether any part of any other number can be given completely without dividing it by several methods. These methods are based on the law of divisibility. By using these rules, calculations related to factors, parts etc. are simplified. Law of divisibility by number 2 :- If unit digit of given number is divisible by 2 then the given number is divisible by 2 also.                                                                 or  If unit digit of given number is 0,2,4,6 or 8 , then given number is divisible by 2. Example :- 10 ,32 ,74 ,108 ,2058 etc. Law of divisibility by number 3 :- If the sum of digits of given number is divisible by 3, then the number is divisible by 3 also. Illustration 1:-  In 546532 sum of digits=5+4+6+5+3+2=25 25 is not divisible...
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