Recently published data shows that the prevalence of asthma…

Recently published data shows that the prevalence of asthma in patients over 18-years-old is 1 in 20 and the prevalence of COPD in patients over 18-years-old is 1 in 32. Your surgery has 8,000 registered patients over the age of 18 years.   How many more patients aged over 18 would you expect to have asthma compared to the number who have COPD?