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Q3/ In a cement store there are (1000 ) bags, (700) of which are salt- resistant , (200) of them are unusable, and half of the unusable is of the salt- resistant type , when one bag is randomly with drawn from the store found : 1- Prob that it may be salt- resistant and unusable ? 2- Prob that it may be usable if it is salt- resistant ? 3- Prob that it may be resistant to salt if it is not usable ? 4- Prob that it may be unusable if it is salt- resistant ?

Q3/ In a cement store there are (1000 ) bags, (700) of which are salt- resistant , (200) of them are unusable, and half of the unusable is of the salt- resistant type , when one bag is randomly with drawn from the store found : 1- Prob that it may be salt- resistant and unusable ? 2- Prob that it may be usable if it is salt- resistant ? 3- Prob that it may be resistant to salt if it is not usable ? 4- Prob that it may be unusable if it is salt- resistant ?

Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.8: Probability
Problem 32E
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Q3/ In a cement store there are (1000 ) bags, (700) of which are salt- resistant , (200) of them are unusable, and half of the unusable is of the salt- resistant type, when one bag is randomly with drawn from the store found : 1- Prob that it may be salt- resistant and unusable ? 2- Prob that it may be usable if it is salt- resistant ? 3- Prob that it may be resistant to salt if it is not usable ? 4- Prob that it may be unusable if it is salt- resistant ?
Transcribed Image Text:Q3/ In a cement store there are (1000 ) bags, (700) of which are salt- resistant , (200) of them are unusable, and half of the unusable is of the salt- resistant type, when one bag is randomly with drawn from the store found : 1- Prob that it may be salt- resistant and unusable ? 2- Prob that it may be usable if it is salt- resistant ? 3- Prob that it may be resistant to salt if it is not usable ? 4- Prob that it may be unusable if it is salt- resistant ?
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