Question

Write a letter to your sister Pankti congratulating her on success in the examination. You are
Hetal / Hitarth residing at 89, Sai Residency, Mumbai.

Answer 1

My dear Sister Pankti ,

I just finished reading your letter. Once again you have made me proud with such an extraordinary result. All your hard work certainly paid off.

I knew you would do well in the examination considering the kind of meritorious student you are. My heartiest congratulations to you. Your high marks in your favourite subject Biology is remarkable. I will send your favourite storybooks for your success. I cannot wait to see you receiving the first prize in school.I wish you all the very best for your future. Keep working hard and continue to make us proud.

Yours loving brother,                                                                                                          Hetal

 

Answer 2

Explanation:

since 36,54,x are in continued proportion, we have

=36:54::54:x

We know that

product of extremes = product of means

=36×x=54×54

=36x=2916

x=(2916/36)

x=81