A bag contains 5 red candies and some blue candies. The probability of drawing a blue candy is double that of a red candy. The number of blue candies in the bag is
5
10
20
30
Answers
Answered by
1
Step-by-step explanation:
मैं अपने लहू से हिंदुस्तान लिख दूंगा दिल ही क्या अपनी जान भी दे दूंगा अगर कोई उठायेगा मेरे तिरंगे पर ऊँगली सिर काटकर उसका भारत माँ लिख दूंगा खूबसूरत तो मेरा तिरंगा है
Answered by
3
Step-by-step explanation:
First taking out 5+7+15 Candies you are left with 20 yellow candies.
From this 2 yellow candies can be taken out in 20c2 ways.
20×19/2=190 ways
So least number is 27.
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