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 ?

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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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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