5.3 Exercise – Percentage points and per mille 
1. The circle diagram shows the distribution of how students in a class get to school.





2. The student did a survey to find out the class’s favorite time of the year. The survey is presented in the circle diagram below:





3. Proportion of computer per household (% of households)





4.
How many per mille is 5 of 2,500? 




5.
Calculate 18 ‰ of 1,500? 




6.
100 ‰ of a number is 200. What is the number? 




7.
Lasse’s age is 40 % of Bosse’s age. How many percent of Lasse’s age is Bosse’s age? Write a mathematical expression and calculate the proportion. 


