Help me here, please and Use the chart above to match the correct number lines to the correct Interval Notation

The expression 42 plus 57 shows how much money nate spent at a store .which expression also shows how much money nate spend

The chart below shows the distribution of weeds in yard

Samantha swam upstream for some distance in one hour. she then swam downstream the same river for the same distance in only 12 minutes. if the river flows at 4 mph, how fast can samantha swim in still water?