boy 發問於 科學及數學數學 · 6 年前

# F3 Math Chanllenge Problems

In Q.1 and 2 , suppose the tax rate for rates is 5% each year.

1) Mr Fung earns \$18000 a month. Th e rateable value of his flat is equal to 60% of his annual income. How much should Mr Fung pay for the annual rates of hs flat?

2) Last year, the annual rates payable for a flat were \$5500. If the rateable value of this flat increases by 8% in this year, find the new quarterly rates payable by the owner.

3) A deposit of \$5000 in a bank gives a simple interest of \$500 in 2 years. The amount received is then deposited in another bank at the same interest rate, but interest is compounded half-yearly. what will be the total amount received 2 more years later correct to the nearest dollar?

NEED STEPS, PLZ!!!

### 1 個解答

• 土扁
Lv 7
6 年前
最愛解答

1)

The annual income

= \$18000 × 12

= \$216000

The rateable value

= \$216000 × 60%

= \$129600

The amount of the annual rates

= \$129600 × 5%

= \$6480

====

2)

The new quarterly rates

= \$5500 × (1 + 8%) ÷ 4

= \$1485

====

3)

Annual rate

= [(500 ÷ 2)/5000] × 100%

= 5%