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The figure below shows a equilateral triangle divided into 9 equilateral triangles. The figure has 6 upward facing and 3 downward facing size 1 equilateral triangles, 3upward facing and no downward facing triangles and 1 upward facing triangle.

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wats to be found here?
11 years agoHelpfull: Yes(7) No(3)

Pls explain
11 years agoHelpfull: Yes(3) No(1)

TCS Other Question

13. From a text book, two of the consecutive pages were torn away. Later it was found that the average of the page numbers of the remaining pages is . Find the sum of the page numbers of the pages that had been tom away? From a deck of 52 cards, 3 cards drawn randomly. What is the probability of getting 1 spade, 1 red queen and 1 black king?