**CBSE NCERT Solutions Chapter 5 Arithmetic Progressions Exercise 5.2 Question 5**

**5. Find the number of terms in each of the following APs:**

**(i) (ii) **

**Solution (i)**

First term = a =7

Common difference = d = 13 - 7 = 19 - 13 = 6

**Using formula** , to find nth term of arithmetic progression, **we get**

**Therefore, there are 34 terms in the given arithmetic progression.**

**Solution (ii)**

First term = a =18

Common difference = d =

Using formula , to find nth term of arithmetic progression, we get

**Therefore, there are 27 terms in the given arithmetic progression.**