In a bag there 5 books on Maths, 6 books on English and 7 books on Science. Amit picks up a book without looking at it. The probability that its a science book is

Probability in simple words is the _________________  of the happening of an event before it has already happened

21 boys and 23 girls participate in a painting competition. The probability that a girl wins the competition will be _____________.

In a cricket match, a batsmen hits the boundary on 4 out of 25 balls he plays. The probability that he hits the boundary on a ball he plays is

In a class there are 7 boys and 9 girls. A student is selected at random for a scholarship. The probability that student is a girl is

Cards of Spades and clubs are _____________ cards

In an election, there are 135 male candidates and 105 female candidates. The probability that a female candidate will win the election is

An experiment was done 300 times in a day. 100 outcomes from the experiment were unfavourable, the probability that the next outcome is unfavourable will be ______________.

A ball is drawn from a beg containing balls numbered 1 to 50 . what will be number of favourable outcomes for the ball drawn bearing a prime number ?

The sum of probabilities of all the possible outcomes of an event is always