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प्रश्न
A handbag contained fifty ten rupees note, thirty-five fifty rupees note and fifteen hundred rupees note. One note is drawn from a handbag. What is the probability of getting:
Hundred rupees note
बेरीज
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उत्तर
Total number of notes= 50 + 35 + 15 = 100
Let E3 represent the event in which the chosen note is a hundred rupee note.
The number of hundred rupee notes is 15
Thus, P(E3) = `"Number of hundred rupees note"/"Total number of notes"`
= `15/100`
= `3/20`
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