Advertisements
Advertisements
प्रश्न
In a survey of 400 youngsters aged 16-20 years, it was found that 191 have their voter ID card. If a youngster is selected at random, find the probability that the youngster does not have their voter ID card.
बेरीज
Advertisements
उत्तर
Here n(S) = 400
Number of persons having voter ID = 191
Number of persons does not have their voter ID
= 400 – 191
= 209
n(E) = 209
P(E) = `("n"("E"))/("n"("S"))`
= `209/400`
∴ The required probability is `209/400`
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
