There are 18 numbers between 300 and 500 that are divisible by 11.
According to the reference provided, the number of terms between 300 and 500 that are divisible by 11 is 18.
To clarify, this means we are looking for the multiples of 11 that fall within the range of numbers greater than 300 and less than 500. We are not including the 300 and 500. The reference clearly states that there are exactly 18 of these numbers.