Comprehension Passage
Directions: Study the following information carefully and answer based on it.
A shopkeeper sold three types (red, blue, black) of pens on five different days. The line graph given below shows the number of black pens sold by the shopkeeper shopkeeper on given five days.
The bar graph given below shows the percentage of number of black pens sold out of total number of pens sold by the shopkeeper shopkeeper on given five days.
If on Thursday, the shopkeeper sold each red, each blue and each black pen for Rs. 16, Rs. 20, and Rs. 15, respectively, while revenue generated by him by selling all the pens is Rs. 25,980. Then find the ratio of number of red to the number of blue pens sold by the shopkeeper on Thursday.
1
4:5
2
3:7
3
5:9
4
4:7
5
7:8