Given 5 flags of different colours, how many different signals can be generated if each signal requires the use of 2 flags, one below the other?

Asked by Last Modified  

2 Answers

Learn Class XI-XII Tuition (PUC) +2 Mathematics Permutations

Follow 0
Answer

Please enter your answer

Abhilash Sharma

Teacher for 8th-12th)

5C2 *2! = 20 Out of 5 flags choosing any two will give you a signal. Now these flags can be interchanged (suppose red on top and blue below it, now blue on top and red below it) Hence 2! for this arrangement among these two colours themselves.
Comments
Dislike Bookmark

An Experienced Trainer

20.
Comments
Dislike Bookmark

Related Questions

The current in a circuit follows the relation i = 100sin?t. If frequency is 25 Hz, how long will it take for the current to rise to 50 A ? a.) 1 ms. b.) 3.33 ms. c.) 10 ms. d.) 20 ms.
i= sin wt f= 25 HZ w= 2×pi×f t=? 50=100 sin wt 50=100 sin (2×180×25) t 50/100= sin 9000 t 1/2=sin 9000 t Sin-' (1/2)= 9000t sin -' (1/2)=30 30= 9000 t t = 30/9000 t = 1/300 = 3.33 ms.
Kumar Upendra Akshay
0 0
9
I am teacher of accountancy . I want to start teach student online . How can I start ?????
you can start by joining Online coaching institutes as a faculty, there is a great scope after that
geeta educations
Hello teachers and student, I have a doubt, how much distance a point on cirumference of a tyre travels during one complete roatation of tyre on road. pls dont sat 2pie*r, as this is the disctance travelled by centre,not point on circumference.
What you have asked is a very good question. The kind of motion is called refers to the geometry of cycloid, and in such a case the distance traveled by the point is equal to 8r where r = radius of the...
Rohit
. Electromagnetic radiation when interact with material particle, behaves as __________. (particles, waves, both particles and waves, none of these)
Particles
Narendra Kumar
1 0
7
difference b/w cash & cash eqivalant..
Cash is basically the money that is available with us in liquid form.And cash eqivalent are those items which can be converted into liquid form as and when required like fixed deposit ,they can be converted...
Madhav

Now ask question in any of the 1000+ Categories, and get Answers from Tutors and Trainers on UrbanPro.com

Ask a Question

Related Lessons

Introduction To Accounting: Part 17: Dual Aspect Concept
There are always two aspects of a Business Transaction. Examples: Purchase of Machinery for Rs 50,000. The two aspects in this transaction are: Incoming of Machinery Outflow of...

Nishant Kumar

0 0
0
Origin of Organic Chemistry
Organic chemistry is the study of compounds that contain carbon. It is one of the major branches of chemistry. In 1815, a Swedish chemist J.J. Berzelius put forward vital force theory to explain the origin...

Prabhat Patel

1 0
0
Various Methods of Depreciation
Dear students,Depreciation refers to a phenomenon where the value of a fixed asset falls year on year. This change is due to obsolescence in technology, efflux of time and wear and tear of the fixed asset...

Madhura sagar G.

2 0
0
Introduction To Partnership Firms
Fundamentals of partnership: A partnership comes into existence by an agreement. This agreement can be verbal or written. When two or more individuals enter into a partnership and sign a written agreement...

Srishti Agrawal

1 0
0
Partnership Accounting
In partnership, accounting starts from transferring “Net profit” figure from P&L account to “P&L Appropiation a/c”. Below are accounting entries to be made. For transfer...

Akhil Mittal

0 0
0

Recommended Articles

Meet Sandhya R, a B.Sc tutor from Bangalore

Sandhya is a proactive educationalist. She conducts classes for CBSE, PUC, ICSE, I.B. and IGCSE. Having a 6-year experience in teaching, she connects with her students and provides tutoring as per their understanding. She mentors her students personally and strives them to achieve their goals with ease. Being an enthusiastic...

Read full article >

Meet Swati, a Hindi Tutor from Bangalore

Swati is a renowned Hindi tutor with 7 years of experience in teaching. She conducts classes for various students ranging from class 6- class 12 and also BA students. Having pursued her education at Madras University where she did her Masters in Hindi, Swati knows her way around students. She believes that each student...

Read full article >

Meet Radhe Shyam Burman, an MBA Tutor from...

Radhe Shyam is a highly skilled accounts and finance trainer with 8 years of experience in teaching. Accounting is challenging for many students and that’s where Radhe Shyam’s expertise comes into play. He helps his students not only in understanding the subject but also advises them on how to overcome the fear of accounts...

Read full article >

Meet Raghunandan.G.H, a B. Tech Tutor from...

Raghunandan is a passionate teacher with a decade of teaching experience. Being a skilled trainer with extensive knowledge, he provides high-quality BTech, Class 10 and Class 12 tuition classes. His methods of teaching with real-time examples makes difficult topics simple to understand. He explains every concept in-detail...

Read full article >

Find Class 12 Tuition near you
Class 12 Tuition in Delhi
Class 12 Tuition in Bangalore
Class 12 Tuition in Chennai
Class 12 Tuition in Hyderabad
Class 12 Tuition in Kolkata
Class 12 Tuition in Mumbai
Class 12 Tuition in Pune
Class 12 Tuition in Lucknow
Class 12 Tuition in Noida
Class 12 Tuition in Gurgaon
Online Tuition Class 12

Looking for Class 12 Tuition ?

Learn from the Best Tutors on UrbanPro

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you