Sonia spent more time writing per problem than Maryna did at the unit rate of 20 min 1 problem
The data tables provided show the number of problems and minutes of writing for two individuals, Sonia and Maryna.
From the tables, we can determine that Sonia spent more time writing per problem than Maryna did.
This can be seen by comparing the unit rates of the two individuals, which are the minutes of writing per problem.
For Sonia, the unit rate is 20 minutes per problem, while for Maryna, the unit rate is 25 minutes per problem.
Therefore, Sonia spent more time writing per problem than Maryna did at the unit rate of 20 min 1 problem