Buses 2

Instructions:

The table describes the number of passengers entering and leaving at stations A, B, C ... Bus arrives without passengers at the first station. All passengers get off on the last station. We do keep rules of decency - first get off and then get in.

Example

 
A
B
C
D
E
 got off
0  0
4  15
 got on
5  4
2  8
4  7
0  0
 in bus
5  1
3  9
 
 together
10
 

Solution

 
A
B
C
D
E
 got off
0  0
5  0
4  4
3  1
4  15
 got on
5  1
5  4
2  8
4  7
0  0
 in bus
5  1
5  5
3  9
4  15
 
 together
6
10
12
19
 
home
home
Buses 2
Buses 2

Number of exercises: