a group of students and workers entering a metro station were asked whether they were riding the bus or the…

a group of students and workers entering a metro station were asked whether they were riding the bus or the subway. the two - way table shows their answers. how many people were polled?\ntypes of transportation\n| |bus|subway|total|\n|--|--|--|--|\n|students|27|21|48|\n|workers|42|76|118|\n|total|69|97| |\n48\n69\n118\n166

a group of students and workers entering a metro station were asked whether they were riding the bus or the subway. the two - way table shows their answers. how many people were polled?\ntypes of transportation\n| |bus|subway|total|\n|--|--|--|--|\n|students|27|21|48|\n|workers|42|76|118|\n|total|69|97| |\n48\n69\n118\n166

Answer

Explanation:

Step1: Identify total - people formula

The total number of people polled is the grand - total in the two - way table. It can be found by adding the row - totals or the column - totals.

Step2: Calculate total

We can add the row - totals: (48 + 118=166). Or we can add the column - totals: (69+97 = 166).

Answer:

166