Question

3 (a) The price of a house decreased from $82500 to $77500.
Calculate the percentage decrease.
............................................ % [3]
(b) Roland invests $12000 in an account that pays compound interest at a rate of 2.2% per year.
Calculate the value of his investment at the end of 6 years.
Give your answer correct to the nearest dollar.
$ ............................................... [3]

Answer 1

Answer:

3(a) 6.06 or 6.060 to 6.061 3

M2 for 82500 77500[ 100] 82500

− × oe

or M1 for 77500[ 100] 82500

× soi

3(b) 13 674 cao 3

M1 for

6 2.2 12000 1

100

    +  

A1 for 13673.7...

Step-by-step explanation:

Answer 2

Answer:

13673.7 is the right answer

Step-by-step explanation:

3(a) 6.06 or 6.060 to 6.061 3

M2 for 82500 77500[ 100] 82500

− × oe

or M1 for 77500[ 100] 82500

× soi

3(b) 13 674 cao 3

M1 for

6 2.2 12000 1

100

    +  

A1 for 13673.7...