Permutation and Combination
Description: NDA entrance Permutation and Combination test | |
Number of Questions: 15 | |
Created by: Aliensbrain Bot | |
Tags: Permutation and Combination Test Permutation and Combination |
There are five differently addressed applications and six differently colored envelopes. In how many ways can one place these applications in these envelopes?
A city having eight hotels gets five tourists. In how many ways can these tourists stay in these hotels, if at least two tourists have to stay together?
In a circus there are five different animals and eight different cages. According to law no two animals can be put in a cage together. In how many ways can the circus put these animals in the given cages?
Total number of four digit numbers with at least one 5 in them is
How many numbers can be formed using the digits 2, 3, 4, 5, 6 & 7 if no repetition is allowed?
How many 8-digit numbers are there in binary system ( i.e.base 2)?
If a blue dice and a green dice are used, in how many ways can a sum of nine be obtained by throwing them together?
How many arrangements are possible from the letters (without repetition) of the word COMPUTER, such that vowels are never separated?
How many words are possible (with or without meaning) using the letters of the word SINGER, without repetition, beginning with S and ending with R?
A group of 3 boys (Ram, Mohan and Dhruv ) and 3 girls (Shikha, Prerna and Vibha) went to a multiplex to watch a movie and got six seats in a single row numbered 1 to 6. Among themselves they decided that they will share alternate seats with girls. In how many possible ways can they be seated?
If vehicular number plates in Punjab follow the format PB NN@ NNNN where PB remains constant, @ represents any letter of the English Alphabet, N represents a numeral such that both N’s in NN@ can not be zero at the same time and all the 4 N’s in NNNN can not be zero at the same time, then how many such number plates can be issued ?
In how many ways can one blue ball, one yellow ball, three green balls, two white balls, one purple ball and one violet ball be arranged (without missing any ball in the arrangement) in a line if the same coloured balls are indistinguishable among themselves?
There was a party and every person shook hands with each other once and there were 21 handshakes in total. The party was attended by how many people?
A multiple choice test has 15 questions with 5 choices for each question. How many different answer keys are possible?
An apparel shop has 15 different shades of T-shirts and 35 different shades of shorts. In how many different ways can one buy a pair containing only one T-shirt and one shorts?