Answer:
The money which Mrs. Walker saves each week is $ 65 .
Explanation:
Given as :
The part of money which Mrs. walker saves from part time job =
of her total earning
The value of
part of her salary = $ 78.00
Let The total earning from part time job = $ x
So, The value of
of total earning = $ 78.00
Or,
× x = 78.00
Or, x =

∴ x = 39 × 5
I.e x = 195
So, her total earning from part time job = x = $ 195
Now ∵ The part of money which Mrs. walker saves from part time job =
of her total earning
So, The part of money which Mrs. walker saves from part time job =
× 195
Or, The part of money which Mrs. walker saves from part time job =
∴ The part of money which Mrs. walker saves from part time job = $ 65
Hence The money which Mrs. Walker saves each week is $ 65 . Answer