The line graph shows survey results of the favourite snacks of some girls.
- How many girls took part in the survey?
- Which 2 snacks have the same total number of votes as pizzas and popcorn? Give your answers in numbers. (Eg 1, 2)
(a)
Number of girls that took part in the survey
= 40 + 60 + 90 + 110 + 100 + 70
= 470
(b)
Total number of votes for pizzas and popcorn
= 60 + 90
= 150
Total number of votes for candy and muffins
= 40 + 110
= 150
The 2 snacks that have the same total number of votes as pizzas and popcorn are (1) candy and (4) muffins.
Answer(s): (a) 470; (b) 1, 4