| S.No | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
| Height(x) in cm | 110 | 110 | 100 | 90 | 85 | 115 | 110 | 102 | 90 |
In a sequence of numbers, each term is generated by multiplying the previous term by 2 and then subtracting 1. If the first term is 3, what is the fourth term in the sequence?
The following data shows the number of students in different streams in a school: 
Which type of graph is best suited to represent this data?