Question

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hindi grammer class 9 Grammar
उत्तरा आकलन

i will be mark as brainliest answer
please tell fast​

Answer 1

Explanation:

A train is going from Mumbai to Pune and make 5 stops on the way. Three persons enter the train after it has started from Mumbai with 3 different tickets. How many different sets of tickets may they have had?

[1]

15

P

3

15P3

[2]

3

×

15

P

3

3×15P3

[3]

15

C

3

15C3

[4]

15

C

3

3

15C33