Three women, Mrs Zhang, Mrs Lin and Mrs Yap went on a shopping spree. 30% of Mrs Zhang's spending is equal to 15
of Mrs Lin's spending. Mrs Yap's spending is 40% more than Mrs Lin's. If Mrs Lin spends another $804, she will spend the same amount of money as Mrs Yap.
- Find the ratio of Mrs Zhang's spending to Mrs Lin's to Mrs Yap's.
- How much did Mrs Zhang spend?