MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Powers and Exponents

How many diff...

Question

How many different signals can be made by $5$ flags from $8$ flags of different colours?

A

6140

No worries! We‘ve got your back. Try BYJU‘S free classes today!

B

6720

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

C

7340

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

8200

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is B $6720$
The number of ways of arranging $5$ flags out of $8$ flags of different colours
$=^{8} P_{5} = \frac{8!}{(8 - 5)!} = \frac{8!}{3!} = \frac{8.7.6.5.4.3!}{3!} = 6720.$

Suggest Corrections

thumbs-up

0

Similar questions

Q. How many different signals can be made by

5

8

flags of different colors?

Q. How many signals can be made by

5

8

flags of different colors?

5

flags of different colours how many different signals can be made if each signal requires the use of

2

flags, one below the other.

Q. How many signals can be made by hoisting

4

flags of different colours one above the other, when any number of them may be hoisted at once? How many with

5

Q. Total number of different signals that can be made using atleast

3

5

flags of different colours is

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Introduction

MATHEMATICS

Watch in App

explore_more_icon

Explore more

Powers and Exponents

Standard VII Mathematics

Join BYJU'S Learning Program

CrossIcon