How many teaspoons is 18 grams of sugar in a 325ml drink?

To calculate the number of teaspoons of sugar in 18 grams of sugar in a 325ml drink, we need to know the volume of one teaspoon of sugar. Assuming that one teaspoon of sugar is equivalent to 4 grams, we can calculate the number of teaspoons as follows:

Number of teaspoons = (18 grams of sugar) / (4 grams per teaspoon)

= 4.5 teaspoons

Therefore, 18 grams of sugar in a 325ml drink is equivalent to approximately 4.5 teaspoons.