On a map, every 0.5 cm represents 25 km. If London is 454 km away from Paris, about how far apart from each other do the cities appear on the map?

Noor brought 21 sheets of stickers. she gave 1/3 of a sheet to each of the 45 students at recess. she wants to give teachers 1 1/2 sheets each.

Which of these tables represents a non-linear function?

Student representatives surveyed their classmates on their preference of a school mascot for a new school. the results are shown in the table below. which pair of samples seems most representative of student preference?