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Mathematics - Probability Question with Solution | TestHub

MathematicsProbabilityGeneral (Event SS, Definitions, Odd against/Favour)Easy2 minPYQ_2021
MathematicsEasynumerical

A number is chosen at random from the set1,2,3,,2000. Letpbe the probability that the chosen number is a multiple of 3 or7. Then the value of500pis ____.

Answer:
214.00
Solution:

Multiple of 3=3,6,9.1998 are 666

Multiple of 7=7,14.1995 are 285

Multiple of 21=21,421995 are 95

p=666+285-952000=8562000=214500=p

500p=214

Stream:JEE_ADVSubject:MathematicsTopic:ProbabilitySubtopic:General (Event SS, Definitions, Odd against/Favour)
2mℹ️ Source: PYQ_2021

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