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Thursday, 7 August 2014
23:46
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A magician holds one six- sides die in his left hand and two in his right. what is the probability the number of dice in his left hand is greater than the sum of of the dice in his right. ?
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23:21
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PROPERTIES OF POLYGON
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SIMPLIFICATION
1. A man has Rs. 480 in the denominations of one-rupee notes, five-rupee notes and ten-rupee notes. The number of notes of each denominati...
PROFIT AND LOSS
[1] The cost price of 20 articles is the same as the selling price of x articles. If the profit is 25%, then the value of x is: A. 15 B....
PROBLEMS ON PARTERNERSHIP
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PROBLEMS ON AGES
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PARTNERSHIP: IMPORTANT FORMULAS
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ALLIGATION OR MIXTURES
[1] Tea worth Rs. 126 per kg and Rs. 135 per kg are mixed with a third variety in the ratio 1 : 1 : 2. If the mixture is worth Rs. 153 pe...
PROBLEMS ON SIMPLE INTEREST
[1] A sum of money at simple interest amounts to Rs. 815 in 3 years and to Rs. 854 in 4 years. The sum is: A. Rs. 650 B. Rs. 690 C. Rs....
PROBLEMS ON PERCENTAGE
[1] If 20% of a = b, then b% of 20 is the same as: A. 4% of a B. 5% of a C. 20% of a D. None of these Ans- A [2] Two numbers A a...
RATIO AND PROPORTION: IMPORTANT FORMULAS
[1] Ratio: The ratio of two quantities a and b in the same units, is the fraction a/b and we write it as a : b. In the ratio a : b, we ca...
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