A man bought a house for N1800 a d received N360 as rent for a year. What is the ratio of the annual rent to the purchase price?

Show workings bit by bit

Step 1: Calculate the rent as a percentage of the purchase price:

N360 ÷ N1800 = 0.2

Step 2: Convert the percentage to a ratio:
0.2 = 1:5

Therefore, the ratio of the annual rent to the purchase price is 1:5.