Sum
Offices in Delhi are open for five days in a week (Monday to Friday). Two employees of an office remain absent for one day in the same particular week. Find the probability that they remain absent on:
the same day
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Solution
Total number of possible outcomes=`5xx5=25`
The possible outcomes are :
MM,MT,MW,MTh,MF,TM,TT,TW,TTh,TF,WM,WT,WW,WTh,WF,ThM,ThT,ThM,ThT,Thw,ThTh,THF,FM,FT,FW,FTh,FF
Favorable outcome for two employees remaining absennt on same day are: MM,TT,WW,ThTh,FF
Number of favorable outcome = 5
P(same day) `= 5/25=1/5`
Concept: Probability - A Theoretical Approach
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