數學(SALARIES TAX)

Question

Ms Lee was single in the financial year2001/2002.Her salaries tax payable

to the government was equal to the standard rate of tax applied to the net total

income without allowances.Let his net total income be Y

1)Express his salaries tax in terms of Y

2)Find the minimun value of Y

Answer 1

Favorite Answer

1)15%P

2)0.15P ≧(P-108000-35000*3)*17%+700+2450+4200

Answer:P≧$1443000