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If 10 AMs are inserted between two numbers, then fifth AM is which term of this 12 term AP

Option: 1

5th


Option: 2

6th


Option: 3

7th


Option: 4

8th


Answers (1)

best_answer

As we learnt

Inserting n AMs between a and b -

a_{1},A_{1},A_{2},A_{3},A_{4},- - - - A_{n},b are in AP

a is the first term 

b is the (n+2)th term of the AP.

 

In this Question,

A_5=T_6 of this AP.

 

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Pankaj

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