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 granola bars and pizzas? Give your answers in numbers. (Eg 1, 2)
(a)
Number of girls that took part in the survey
= 120 + 30 + 10 + 110 + 130 + 20
= 420
(b)
Total number of votes for granola bars and pizzas
= 10 + 130
= 140
Total number of votes for smoothies and popcorn
= 30 + 110
= 140
The 2 snacks that have the same total number of votes as granola bars and pizzas are (2) smoothies and (4) popcorn.
Answer(s): (a) 420; (b) 2, 4