A four digit number is to be formed using the digits 1 to 7
All digits of the number are different and repetition is not
allowed.
1. How many such numbers can be formed ?
2. How many such numbers are divisible by 4 ?

Answers were Sorted based on User's Feedback



A four digit number is to be formed using the digits 1 to 7 All digits of the number are different ..

Answer / kaustubh

There are total 7 nos
out of which a 4 digit no is to be formed.
7 nos can be arranged in 7! and 4 digit no. can be formed
in 4*7! ways

Is This Answer Correct ?    3 Yes 20 No

Post New Answer

More General Aptitude Interview Questions

what is current plr rate of sbi

2 Answers  


What is bull and bear market

2 Answers   eClerx,


Sir iam going to write exam for the post of Officers under training in APSRTC. Please send me the model papers to my mail ganjiramji@gmail.com

0 Answers  


hi i am neha i want to know that what are the subjects could i prepare for sbi clerical exams some i know i.e reasoning,numerical,g.k,computer but i don't know all subjects so plz help me i will be very grateful to u thanks

0 Answers  


There are 6561 cricket balls out of them 1 is heavy. Find the minimum no. of times the cricket balls have to be weighed for finding out the heavy ball.

0 Answers   Cap Gemini,






i need icet solved papers 2000 to 20010,and also mock papers,mock online

0 Answers   CGI,


can you send me the SBI Clerical post model question papers

0 Answers   State Bank Of India SBI,


Painter of Mona lisa painting?

3 Answers  


f(X)= 2X-1 + f(X-1) if X is not equal to zeroandiff(X=0)=0, Value of f(f(2))

0 Answers   CTS,


18.8 * 8.8 * 28.8 can anyone tell simple method to calculate this without normal multiplication?

2 Answers  


please send the marketing aptitude,computer knowldege for sbi clerical exam ........

0 Answers   NFL, State Bank Of India SBI,


The dimensions of a certain box are 48" X 30" X 52". If the size of the box is increased proportionately until the sum of its dimensions equals 156", what will be the increase in the shortest side?

0 Answers   Cap Gemini,


Categories