Question

Answer the question.

Using the formula:
Addition principle: (m + n)
(or)
Multiplication principle: (m × n)​

Answer 1

Answer

Multiplication principle: (m × n)​

=

one track events 100m running and 400m relay

this can be done in 3 ways

100 , 400 , both

field events long jump, high jump and javelin throw

this can be done in 7 ways

L , H , J , LH , LJ , HJ , LHJ

so total Different ways = 3 * 7 = 21 Ways

Below shows 21 ways :

Where 1 indicates Participating a particular game

100 m 400m Long jump High Jump Javelin

0 1 0 0 1

0 1 0 1 0

0 1 0 1 1

0 1 1 0 0

0 1 1 0 1

0 1 1 1 0

0 1 1 1 1

1 0 0 0 1

1 0 0 1 0

1 0 0 1 1

1 0 1 0 0

1 0 1 0 1

1 0 1 1 0

1 0 1 1 1

1 1 0 0 1

1 1 0 1 0

1 1 0 1 1

1 1 1 0 0

1 1 1 0 1

1 1 1 1 0

1 1 1 1 1

Step-by-step explanation: