A bag contains 3 red, 4 white and 7 black balls. The probability of dr – McqOptions

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1.	A bag contains 3 red, 4 white and 7 black balls. The probability of drawing a red or a black ball, is
A.	4/7
B.	1/7
C.	5/7
D.	3/7
E.	None of the above
Answer» D. 3/7

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