Comprehension Passage
Directions: The following line graph shows that the total cost price of items and the total number of productions of items [A, B, C, D & E].
If the number of production of item B increased by 50, then what will be the ratio of new total cost price and total production of item B?
1
3 : 1
2
1 : 3
3
4 : 1
4
5 : 1