Question

she said I know that very well change in indirect speech
​

Answer 1

Answer:

She know that very well.

Explanation:

here,in the frist sentence ,a second person told about her

Answer 2

Answer:

She said that she knew that very well.

Explanation:

When reporting sentences to indirect speech, the past tenses are used since the sentence has been said by someone else before.

That is why "know" is changed to "knew"

Hope it helps

All the best