Question

Cards marked with numbers 3 comma 4 comma dash dash dash 50 placed in a box and mixed truly a card is drawn at random from the box find the probability that the number is divisible by 7

Answer 1

7 upon 47 is the probability that number is divisible by 7

Answer 2

Total Number B/w 3 and 50= 50-2=48
Nos. B/w 3 & 50 divisible by 7 = 7,14,21,28,35,42,49
                       Total 7 nos. are divisible by 7.
     
                         So, Probability=7/48