Krish went to play a lucky draw contest. 70 tickets of a lucky draw were sold. If the probability of Krish winning the draw is 
then the number of tickets bought by Krish is _____.
A 5
B 10
C 15
D 20
Krish went to play a lucky draw contest. 70 tickets of a lucky draw were sold. If the probability of Krish winning the draw is then the number of tickets bought by Krish is _____.
A 5
B 10
C 15
D 20