Question

Find the number of integers between 208 and 2008 ending with 1

Answer 1

180 number of integers  between 208 and 2008 ending with 1

Step-by-step explanation:

number of integers between 208 and 2008 ending with 1

211  will be 1st integer ending with 1

2001  will be last integer  ending with 1

211  , 221 , 231 ..............................., 2001

This is an AP with common difference = 10

2001 = 211 + (n - 1)10

=> 1790 = (n - 1)10

=> 179 = n - 1

=> n = 180

180 number of integers  between 208 and 2008 ending with 1

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