Aarushi sold 100 lottery tickets in which 5 tickets carry prizes.

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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