PLEASE CHECK TH​E ANSWER

Kalyan,

In the question, Class Interval is given in inclusive series. First you should convert the given inclusive series into exclusive series. The value that you have calculated as 'd' it should be 'd' '. You have also committed a mistake while calculating mean. The formula for mean is $\overline{X} = A + \frac{\sum fd\text{'}}{\sum f} \times C$.