question_answer

There are 25 cards numbered from 1 to 25. One card is drawn at random. What is the, probability that the number on this card is not divisible by 3?

A)  \[\frac{6}{25}\]                        

B) \[\frac{17}{25}\]                       

C)  \[\frac{19}{25}\]                      

D)         \[\frac{11}{25}\]

Correct Answer: B

Solution :

Total number of cards = 25 Cards having number divisible by 3 are 3, 6, 9, 12, 15, 18, 21 and 24. Number of cards divisible by 3 = 8 Number of cards not divisible by Required probability