Question:
Aarushi sold 100 lottery tickets in which 5 tickets carry prizes. If Priya purchased a ticket, what is the probability of Priya winning a prize?
(a) $\frac{19}{20}$
(b) $\frac{1}{25}$
(c) $\frac{1}{20}$
(d) $\frac{17}{20}$
Solution:
GIVEN: 100 lottery tickets were sold in which 5 tickets carry prize
TO FIND: Probability of Priya winning a prize
Total number of tickets is100
Total number of prize carrying tickets is 5
We know that PROBABILITY = 
Hence probability of Priya winning a prize is equal to
The correct answer is option 
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