15 years out of school and with a non-science degree under my belt, my maths is a bit rusty. Need to brush up for a computer-based test.
The question is this:
"Some tourists return to the same country several times in the same year. In 2000, it was noted that in Italy 80% of tourists made a single trip to the country, 15% came twice, and 5% at least 3 times. How many individual tourists visited Italy in 2000?"
Then there is a table: "Tourists staying at least 1 night...