9. The probability of pulling a black ball out of a glass jar is 1/X. The probability of pulling a black ball out of a glass jar and breaking the jar is 1/Y. What is the probability of breaking the jar?
1/(XY).
X/Y.
Y/X.
1/(X+Y).
1/(X-Y).
1/(XY).
X/Y.
Y/X.
1/(X+Y).
1/(X-Y).
Beat The GMAT - 1st priority
Enter a top MBA program - 2nd priority
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REAL THING 1 (AUG 2007): 680 (Q43, V40)
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Enter a top MBA program - 2nd priority
Loving my wife: MOST IMPORTANT OF ALL!
REAL THING 1 (AUG 2007): 680 (Q43, V40)
REAL THING 2 (APR 2009): 720 (Q47, V41)
