Easy Tutorial
For Competitive Exams

From a group of 7 men and 6 women, five persons are to be selected to form a committee so that at least 3 men are there on the committee. In how many ways can it be done

456
556
656
756
Explanation:

From a group of 7 men and 6 women, five persons are to be selected with at least 3 men.
So we can have
(5 men) or (4 men and 1 woman) or (3 men and 2 woman)
Additional Questions

A bag contains 2 white balls, 3 black balls and 4 red balls. In how many ways can 3 balls be drawn from the bag, if at least one black ball is to be included in the draw

Answer

Ques. A box contains 4 red, 3 white and 2 blue balls. Three balls are drawn at random. Find out the number of ways of selecting the balls of different colours

Answer

Three unbiased coins are tossed, what is the probability of getting at least 2 tails ?

Answer

Ques. In a throw of dice what is the probability of getting number greater than 5

Answer

A man can row at 5 kmph in still water. If the velocity of the current is 1 kmph and it takes him 1 hour to row to a place and come back. how far is that place.

Answer

The speed of a boat in still water is 15 km/hr and the rate of current is 3 km/hr. The distance travelled downstream in 12 minutes is

Answer

Sahil can row 3 km against the stream in 20 minutes and he can return in 18 minutes. What is rate of current ?

Answer

In how many words can be formed by using all letters of the word BHOPAL

Answer

In how many way the letter of the word "APPLE" can be arranged

Answer

In how many way the letter of the word "RUMOUR" can be arranged

Answer
Share with Friends
Privacy Copyright Contact Us