Question

[show your working clearly]
A rectangular piece of land measures 4.5 km long and 2.5 km wide.
(a) Calculate the ratio of its width to its length,
(b) Calculate the ratio of its length to its perimeter.
(b) If the land was bought at a price of $200 000 per square kilometre, calculate the
total cost of the land, giving your answer correct to the nearest $100 000.

Answer 1

Answer:

a) width:length=2.5:4.5

b) It perimeter is 11.25

So, Length : Perimeter = 4.5 : 11.25