The minimum probability of an event is

What is the number of outcomes when a coin is tossed?

In an experiment, E and F are the only two possible outcomes.If P(E)=0.72, then P(F) is equal to

A coin is tossed 100 times with the following frequencies:
Head :75, Tai l: 25
Find the probability of getting a head.

Reena dialed a phone number 100 times in a week out of which she gets the response 55 times.The probability that she will not get the response is:

In a cricket match, a batsman hits a boundary on 4 balls that he faced. If he did not hit a boundary on the remaining 20 balls that he faced, then the probability of hitting boundary is:

Two coins are tossed simultaneously 1000 times and we get
Two heads: 200 times
One head: 600 times
No head: 200 times
Find the probability of getting 1 head is

Ten cards numbered 1,2, ... , 10 are put in a box. If a card is drawn at random, then the probability that the card drawn is a prime number is:

11 bags of wheat flour, each marked 5 kg, actually contained the following weights of flour (in kg) 4.97,5.05,5.08,5.03,5.00,5.06, 4.98, 5.04, 5.08, 5.07, 5.00. The probability that a bag chosen at random, contains more than 5 kg of flour is:

The probability of guessing the correct answer to a certain question is \(\frac { x }{ 2 } \) . If the probability of not guessing the correct answer to the question is \(\frac { 2 }{ 3 } \) , then x=..............

A die is thrown, what will be the probability of getting an even number?

A die was rolled 100 times and the number of times 6 came up was noted. If the experimental probability calculated from this information is \(\frac { 2 }{ 5 } \)then how many times 6 came up? Justify your answer.

A bag has 3 red and 7 black balls. One ball is taken out of the bag. Find the probability that it is a
(i) red ball
(ii) blackball.

A bag contains 190 coins out of which, fifty Rs 2 coins, forty Rs 1 coins and rest Rs 5 coins. One coin is selected at random. Find the probability that it is a Rs 5 coin.

On a particular day, the number of vehicles passing through a crossing is given below:

A particular vehicle is chosen at random. What is the probability that it is not a four wheeler?

There are 13 girls and 15 boys in a line. If one student is chosen at random, then find the probability that he is a boy.

Three coins are tossed simultaneously 200 times with the following frequencies of different outcomes:

If the three coins are simultaneously tossed again, compute the probability of 2 heads coming up.

The weekly pocket expenses of students are given below. Find the probability that the weekly pocket expenses of a student are:
(i) Rs 59
(ii) more than Rs 59
(iii) less than Rs 59

The data regarding the number of children in a house of a colony which has 250 houses was collected and is recorded below. The houses with  number of children are recorded below:

One house is selected at random. What is the probability that it is a house which has 
(a) 2 boys?
(b) more than one child? 
(c) no children at all?

Marks obtained by 90 students in a particular subject out of a total of 100 are given below, find the probability that a student selected obtained marks 60 or above and a student selected obtained less than 40.

In a one-day cricket  Match, Sachin palyed 40 balls and hit 12 sixes and Saurav played 30 balls and hit 9 fours. Find the probability that Sachin will hit a six in the next ball and also find the probability that Saurav will not hit a four in the next ball.

1500 families with 2 children were released randomly and the following data was recorded:

If a family is chosen at random, find the probability that it has
(i) at most one girl
(ii) at least one girl

On  a particular day, the number of vehicles through a crossing is given below:

 A particular vehicle is chosen at random. What is the probability that it is not a four-wheeler?

An insurance company selected 1600 drivers at random in a particular city to find a relationship between age and number of accidents. The data obtained are given in the following table:

Find the number of drivers
(a) in the age of 25-40 years and has more than 2 accidents in the year.
(b) in the age above 40 years and has accidents more than 1 but less than 3.