Describing numbers
Some IELTS tasks show a chart or table.You don't need to describe change over time - you need to compare different amounts.
You can use these phrases with an adjective or adverb:
Onions (at $4 per kilo) are four times as expensive as potatoes ($1 per kilo).
Freight trains travel half as fast as passenger trains.
There were three times as many men as women admitted to hospital over the period.
The crime rate is twice as high in the city, compared to the countryside.
You can use these phrases with a noun:
Imports are increasing at half the rate of exports.
The UK has around twice the population of Canada.
The new shopping mall will be three times the size of the old one.
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