The graph shows the different types of sandwiches the students like.
- How many students like bacon?
- How many students like salmon and peanut?
- How many more students like peanut than salmon?
- How many students are there in the group altogether?
(a)
Number of students that like bacon
= 4 x 4
= 16
(b)
Number of students that like salmon and peanut
= (6 + 3) x 4
= 9 x 4
= 36
(c)
Number of more students like peanut than salmon
= (6 - 3) x 4
= 3 x 4
= 12
(d)
Total number of students in the group
= (4 + 5 + 6 + 3) x 4
= 18 x 4
= 72
Answer(s): (a) 16; (b) 36; (c) 12; (d) 72