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Zeest
Questions (1)
Find the number of different selections of 4 letters from the 9 letters of the word HAPPINESS which contain no P's and either
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Answers (1)
The answer should be D..... because for finding out the remainig area you'll have to minus the area of circle from area of rectangle i.e ((10x)×(15x)) minus (pi×(4x)^2) This will give you D.
