A bag contains 75 tickets numbered from 1 to 75. One ticket is drawn at random. Find the probability that: Number on the ticket is a perfect square or divisible by 4.

A box contains 75 tickets numbered 1 to 75. A ticket is drawn at random from the box. Find the probability that: number on the ticket is a perfect square.

From 10,000 lottery tickets numbered from 1 to 10,000, one ticket is drawn at random. What is the probability that the number marked on the drawn ticket is divisible by 20

There are 30 tickets numbered from 1 to 30 in a box and a ticket is drawn at random. If A is the event that the number on the ticket is a perfect square, then write the sample space S, n(S), the event A and n(A).

Solve the following questions. There are 60 tickets numbered from 1 to 60 in box . A ticket is drawn at random . What is the probability that the ticket drawn, bears a prime number ?

A box contains 30 tickets,bearing only one number from 1 to 30 on each.If one ticket is drawn at random,Find the probability of an event that the ticket drawn bears (i)an odd number.(ii)a complete square number.