Question

"Protective elder sister attitude towards money " what does these lines suggest

Answer 1

these lines suggest that Mrs Mebbin was quite stingy and reluctant to spend more money than absolutely necessary.
protective elder sister refers to her tendency to not distribute any money, like an elder sister would protect her siblings by keeping then close

Answer 2

These line is given to miss mebbin. This line describe that miss mebbin she was money -minded and saved each and every penny given to her as tips in same Moscow hotel.
She blackmailed Mrs. Packletide and forced her to buy a cottage for herself.