January, 2013

SAT Problem : NUMBER OF POLYGONS?

January 31, 2013 Permutation & Combination

There are 20 points of which 7 are co-linear.  How many triangles & quadrilateral can be formed? A. 22 ,  43 B. 78,  4563 C. 79,  4355 D. 40,  4657 E. 80,  354

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0

SAT Problem : if Best and Worst paintings are together. ?

January 30, 2013 Permutation & Combination

Arrange 4 different paintings so that the best and worst are together. A. 10 B. 12 C. 15 D. 8 E. 24

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0

SAT Problem : If repetition is allowed.

January 29, 2013 Ivy Zone

How many three digit numbers can be formed using the digits  5,6,7? (1) if repetition is allowed. (2) if repetition is not allowed. A. 9 , 14 B. 20 , 18 C. 27 , 6 D. 26, 22 E. 24 , 24

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0

SAT Question of the Day: How many handshakes take place?

January 28, 2013 Ivy Zone Permutation & Combination

6 people meet for a business lunch. Each person shakes hands once with each other person present. How many handshakes take place? A. 30 B. 21 C. 18 D. 15 E. 10

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2 Maths,

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